Home / 756,200.70-1,134,301.05-195,235.20

Finding the Fourth Proportional to 756,200.70, 1,134,301.05 and 195,235.20

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Solution

The fourth proportional to 756,200.70, 1,134,301.05 and 195,235.20 is: 292,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,200.70 : 1,134,301.05 = 195,235.20 : x
  2. Step 2: Convert to fraction form
    756,200.70/1,134,301.05 = 195,235.20/x
  3. Step 3: Cross multiply
    756,200.70x = 1,134,301.05 × 195,235.20
  4. Step 4: Simplify right side
    756,200.70x = 221,455,492,356.96
  5. Step 5: Solve for x
    x = 221,455,492,356.96/756,200.70
  6. Step 6: Final answer
    x = 292,852.80

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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.