Home / 655,254.02-904,279.65-368,792.66

Finding the Fourth Proportional to 655,254.02, 904,279.65 and 368,792.66

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Solution

The fourth proportional to 655,254.02, 904,279.65 and 368,792.66 is: 508,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,254.02 : 904,279.65 = 368,792.66 : x
  2. Step 2: Convert to fraction form
    655,254.02/904,279.65 = 368,792.66/x
  3. Step 3: Cross multiply
    655,254.02x = 904,279.65 × 368,792.66
  4. Step 4: Simplify right side
    655,254.02x = 333,491,698,385.10
  5. Step 5: Solve for x
    x = 333,491,698,385.10/655,254.02
  6. Step 6: Final answer
    x = 508,950.25

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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.