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Finding the Fourth Proportional to 595,978.64, 888,353.65 and 548,148.95

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Solution

The fourth proportional to 595,978.64, 888,353.65 and 548,148.95 is: 817,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,978.64 : 888,353.65 = 548,148.95 : x
  2. Step 2: Convert to fraction form
    595,978.64/888,353.65 = 548,148.95/x
  3. Step 3: Cross multiply
    595,978.64x = 888,353.65 × 548,148.95
  4. Step 4: Simplify right side
    595,978.64x = 486,950,120,476.17
  5. Step 5: Solve for x
    x = 486,950,120,476.17/595,978.64
  6. Step 6: Final answer
    x = 817,059.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.