Home / 756,053.20-1,134,079.80-624,833.20

Finding the Fourth Proportional to 756,053.20, 1,134,079.80 and 624,833.20

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Solution

The fourth proportional to 756,053.20, 1,134,079.80 and 624,833.20 is: 937,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,053.20 : 1,134,079.80 = 624,833.20 : x
  2. Step 2: Convert to fraction form
    756,053.20/1,134,079.80 = 624,833.20/x
  3. Step 3: Cross multiply
    756,053.20x = 1,134,079.80 × 624,833.20
  4. Step 4: Simplify right side
    756,053.20x = 708,610,710,489.36
  5. Step 5: Solve for x
    x = 708,610,710,489.36/756,053.20
  6. Step 6: Final answer
    x = 937,249.80

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.