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Finding the Fourth Proportional to 366,952.52, 550,483.50 and 130,275.38

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Solution

The fourth proportional to 366,952.52, 550,483.50 and 130,275.38 is: 195,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,952.52 : 550,483.50 = 130,275.38 : x
  2. Step 2: Convert to fraction form
    366,952.52/550,483.50 = 130,275.38/x
  3. Step 3: Cross multiply
    366,952.52x = 550,483.50 × 130,275.38
  4. Step 4: Simplify right side
    366,952.52x = 71,714,447,146.23
  5. Step 5: Solve for x
    x = 71,714,447,146.23/366,952.52
  6. Step 6: Final answer
    x = 195,432.50

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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.