Home / 434,500.10-651,750.15-403,007.30

Finding the Fourth Proportional to 434,500.10, 651,750.15 and 403,007.30

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Solution

The fourth proportional to 434,500.10, 651,750.15 and 403,007.30 is: 604,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,500.10 : 651,750.15 = 403,007.30 : x
  2. Step 2: Convert to fraction form
    434,500.10/651,750.15 = 403,007.30/x
  3. Step 3: Cross multiply
    434,500.10x = 651,750.15 × 403,007.30
  4. Step 4: Simplify right side
    434,500.10x = 262,660,068,226.10
  5. Step 5: Solve for x
    x = 262,660,068,226.10/434,500.10
  6. Step 6: Final answer
    x = 604,510.95

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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.