Home / 434,418.10-651,627.15-402,925.30

Finding the Fourth Proportional to 434,418.10, 651,627.15 and 402,925.30

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Solution

The fourth proportional to 434,418.10, 651,627.15 and 402,925.30 is: 604,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,418.10 : 651,627.15 = 402,925.30 : x
  2. Step 2: Convert to fraction form
    434,418.10/651,627.15 = 402,925.30/x
  3. Step 3: Cross multiply
    434,418.10x = 651,627.15 × 402,925.30
  4. Step 4: Simplify right side
    434,418.10x = 262,557,064,901.90
  5. Step 5: Solve for x
    x = 262,557,064,901.90/434,418.10
  6. Step 6: Final answer
    x = 604,387.95

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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.