Home / 747,651.04-1,032,128.52-461,328.88

Finding the Fourth Proportional to 747,651.04, 1,032,128.52 and 461,328.88

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Solution

The fourth proportional to 747,651.04, 1,032,128.52 and 461,328.88 is: 636,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,651.04 : 1,032,128.52 = 461,328.88 : x
  2. Step 2: Convert to fraction form
    747,651.04/1,032,128.52 = 461,328.88/x
  3. Step 3: Cross multiply
    747,651.04x = 1,032,128.52 × 461,328.88
  4. Step 4: Simplify right side
    747,651.04x = 476,150,694,147.66
  5. Step 5: Solve for x
    x = 476,150,694,147.66/747,651.04
  6. Step 6: Final answer
    x = 636,862.21

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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.