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Finding the Fourth Proportional to 537,197.39, 805,708.52 and 158,029.47

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Solution

The fourth proportional to 537,197.39, 805,708.52 and 158,029.47 is: 237,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,197.39 : 805,708.52 = 158,029.47 : x
  2. Step 2: Convert to fraction form
    537,197.39/805,708.52 = 158,029.47/x
  3. Step 3: Cross multiply
    537,197.39x = 805,708.52 × 158,029.47
  4. Step 4: Simplify right side
    537,197.39x = 127,325,690,390.08
  5. Step 5: Solve for x
    x = 127,325,690,390.08/537,197.39
  6. Step 6: Final answer
    x = 237,018.45

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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.