Home / 435,825.39-653,363.64-151,479.02

Finding the Fourth Proportional to 435,825.39, 653,363.64 and 151,479.02

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Solution

The fourth proportional to 435,825.39, 653,363.64 and 151,479.02 is: 227,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,825.39 : 653,363.64 = 151,479.02 : x
  2. Step 2: Convert to fraction form
    435,825.39/653,363.64 = 151,479.02/x
  3. Step 3: Cross multiply
    435,825.39x = 653,363.64 × 151,479.02
  4. Step 4: Simplify right side
    435,825.39x = 98,970,881,565.05
  5. Step 5: Solve for x
    x = 98,970,881,565.05/435,825.39
  6. Step 6: Final answer
    x = 227,088.38

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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.