Home / 923,951.12-1,384,810.52-449,926.16

Finding the Fourth Proportional to 923,951.12, 1,384,810.52 and 449,926.16

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Solution

The fourth proportional to 923,951.12, 1,384,810.52 and 449,926.16 is: 674,345.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,951.12 : 1,384,810.52 = 449,926.16 : x
  2. Step 2: Convert to fraction form
    923,951.12/1,384,810.52 = 449,926.16/x
  3. Step 3: Cross multiply
    923,951.12x = 1,384,810.52 × 449,926.16
  4. Step 4: Simplify right side
    923,951.12x = 623,062,479,591.20
  5. Step 5: Solve for x
    x = 623,062,479,591.20/923,951.12
  6. Step 6: Final answer
    x = 674,345.72

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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.