Home / 531,942.47-797,432.90-361,221.15

Finding the Fourth Proportional to 531,942.47, 797,432.90 and 361,221.15

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Solution

The fourth proportional to 531,942.47, 797,432.90 and 361,221.15 is: 541,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,942.47 : 797,432.90 = 361,221.15 : x
  2. Step 2: Convert to fraction form
    531,942.47/797,432.90 = 361,221.15/x
  3. Step 3: Cross multiply
    531,942.47x = 797,432.90 × 361,221.15
  4. Step 4: Simplify right side
    531,942.47x = 288,049,630,088.89
  5. Step 5: Solve for x
    x = 288,049,630,088.89/531,942.47
  6. Step 6: Final answer
    x = 541,505.23

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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.