Home / 459,630.05-634,331.45-268,672.14

Finding the Fourth Proportional to 459,630.05, 634,331.45 and 268,672.14

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Solution

The fourth proportional to 459,630.05, 634,331.45 and 268,672.14 is: 370,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,630.05 : 634,331.45 = 268,672.14 : x
  2. Step 2: Convert to fraction form
    459,630.05/634,331.45 = 268,672.14/x
  3. Step 3: Cross multiply
    459,630.05x = 634,331.45 × 268,672.14
  4. Step 4: Simplify right side
    459,630.05x = 170,427,188,812.48
  5. Step 5: Solve for x
    x = 170,427,188,812.48/459,630.05
  6. Step 6: Final answer
    x = 370,792.10

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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.