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Finding the Fourth Proportional to 499,422.76, 749,141.04 and 162,465.17

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Solution

The fourth proportional to 499,422.76, 749,141.04 and 162,465.17 is: 243,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,422.76 : 749,141.04 = 162,465.17 : x
  2. Step 2: Convert to fraction form
    499,422.76/749,141.04 = 162,465.17/x
  3. Step 3: Cross multiply
    499,422.76x = 749,141.04 × 162,465.17
  4. Step 4: Simplify right side
    499,422.76x = 121,709,326,417.58
  5. Step 5: Solve for x
    x = 121,709,326,417.58/499,422.76
  6. Step 6: Final answer
    x = 243,700.00

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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.