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Finding the Fourth Proportional to 537,208.02, 805,534.72 and 158,079.48

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Solution

The fourth proportional to 537,208.02, 805,534.72 and 158,079.48 is: 237,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,208.02 : 805,534.72 = 158,079.48 : x
  2. Step 2: Convert to fraction form
    537,208.02/805,534.72 = 158,079.48/x
  3. Step 3: Cross multiply
    537,208.02x = 805,534.72 × 158,079.48
  4. Step 4: Simplify right side
    537,208.02x = 127,338,508,190.18
  5. Step 5: Solve for x
    x = 127,338,508,190.18/537,208.02
  6. Step 6: Final answer
    x = 237,037.62

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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.