Home / 755,025.55-1,041,935.45-415,493.80

Finding the Fourth Proportional to 755,025.55, 1,041,935.45 and 415,493.80

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Solution

The fourth proportional to 755,025.55, 1,041,935.45 and 415,493.80 is: 573,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,025.55 : 1,041,935.45 = 415,493.80 : x
  2. Step 2: Convert to fraction form
    755,025.55/1,041,935.45 = 415,493.80/x
  3. Step 3: Cross multiply
    755,025.55x = 1,041,935.45 × 415,493.80
  4. Step 4: Simplify right side
    755,025.55x = 432,917,714,792.90
  5. Step 5: Solve for x
    x = 432,917,714,792.90/755,025.55
  6. Step 6: Final answer
    x = 573,381.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.