Home / 756,002.40-1,134,003.60-614,284.80

Finding the Fourth Proportional to 756,002.40, 1,134,003.60 and 614,284.80

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Solution

The fourth proportional to 756,002.40, 1,134,003.60 and 614,284.80 is: 921,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,002.40 : 1,134,003.60 = 614,284.80 : x
  2. Step 2: Convert to fraction form
    756,002.40/1,134,003.60 = 614,284.80/x
  3. Step 3: Cross multiply
    756,002.40x = 1,134,003.60 × 614,284.80
  4. Step 4: Simplify right side
    756,002.40x = 696,601,174,625.28
  5. Step 5: Solve for x
    x = 696,601,174,625.28/756,002.40
  6. Step 6: Final answer
    x = 921,427.20

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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.