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Finding the Fourth Proportional to 461,779.56, 693,012.17 and 349,601.04

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Solution

The fourth proportional to 461,779.56, 693,012.17 and 349,601.04 is: 524,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,779.56 : 693,012.17 = 349,601.04 : x
  2. Step 2: Convert to fraction form
    461,779.56/693,012.17 = 349,601.04/x
  3. Step 3: Cross multiply
    461,779.56x = 693,012.17 × 349,601.04
  4. Step 4: Simplify right side
    461,779.56x = 242,277,775,364.66
  5. Step 5: Solve for x
    x = 242,277,775,364.66/461,779.56
  6. Step 6: Final answer
    x = 524,661.11

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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.