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Finding the Fourth Proportional to 537,978.48, 807,330.60 and 222,434.16

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Solution

The fourth proportional to 537,978.48, 807,330.60 and 222,434.16 is: 333,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,978.48 : 807,330.60 = 222,434.16 : x
  2. Step 2: Convert to fraction form
    537,978.48/807,330.60 = 222,434.16/x
  3. Step 3: Cross multiply
    537,978.48x = 807,330.60 × 222,434.16
  4. Step 4: Simplify right side
    537,978.48x = 179,577,903,853.30
  5. Step 5: Solve for x
    x = 179,577,903,853.30/537,978.48
  6. Step 6: Final answer
    x = 333,801.28

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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.