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Finding the Fourth Proportional to 592,148.49, 888,214.49 and 142,865.59

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Solution

The fourth proportional to 592,148.49, 888,214.49 and 142,865.59 is: 214,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,148.49 : 888,214.49 = 142,865.59 : x
  2. Step 2: Convert to fraction form
    592,148.49/888,214.49 = 142,865.59/x
  3. Step 3: Cross multiply
    592,148.49x = 888,214.49 × 142,865.59
  4. Step 4: Simplify right side
    592,148.49x = 126,895,286,024.87
  5. Step 5: Solve for x
    x = 126,895,286,024.87/592,148.49
  6. Step 6: Final answer
    x = 214,296.39

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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.