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Finding the Fourth Proportional to 597,657.60, 895,276.80 and 372,326.40

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Solution

The fourth proportional to 597,657.60, 895,276.80 and 372,326.40 is: 557,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,657.60 : 895,276.80 = 372,326.40 : x
  2. Step 2: Convert to fraction form
    597,657.60/895,276.80 = 372,326.40/x
  3. Step 3: Cross multiply
    597,657.60x = 895,276.80 × 372,326.40
  4. Step 4: Simplify right side
    597,657.60x = 333,335,187,947.52
  5. Step 5: Solve for x
    x = 333,335,187,947.52/597,657.60
  6. Step 6: Final answer
    x = 557,736.05

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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.