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Finding the Fourth Proportional to 573,273.42, 859,929.56 and 152,549.70

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Solution

The fourth proportional to 573,273.42, 859,929.56 and 152,549.70 is: 228,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,273.42 : 859,929.56 = 152,549.70 : x
  2. Step 2: Convert to fraction form
    573,273.42/859,929.56 = 152,549.70/x
  3. Step 3: Cross multiply
    573,273.42x = 859,929.56 × 152,549.70
  4. Step 4: Simplify right side
    573,273.42x = 131,181,996,399.13
  5. Step 5: Solve for x
    x = 131,181,996,399.13/573,273.42
  6. Step 6: Final answer
    x = 228,829.72

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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.