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Finding the Fourth Proportional to 473,465.12, 710,200.36 and 157,921.16

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Solution

The fourth proportional to 473,465.12, 710,200.36 and 157,921.16 is: 236,882.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,465.12 : 710,200.36 = 157,921.16 : x
  2. Step 2: Convert to fraction form
    473,465.12/710,200.36 = 157,921.16/x
  3. Step 3: Cross multiply
    473,465.12x = 710,200.36 × 157,921.16
  4. Step 4: Simplify right side
    473,465.12x = 112,155,664,683.62
  5. Step 5: Solve for x
    x = 112,155,664,683.62/473,465.12
  6. Step 6: Final answer
    x = 236,882.63

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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.