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Finding the Fourth Proportional to 473,579.26, 710,369.34 and 132,009.04

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Solution

The fourth proportional to 473,579.26, 710,369.34 and 132,009.04 is: 198,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,579.26 : 710,369.34 = 132,009.04 : x
  2. Step 2: Convert to fraction form
    473,579.26/710,369.34 = 132,009.04/x
  3. Step 3: Cross multiply
    473,579.26x = 710,369.34 × 132,009.04
  4. Step 4: Simplify right side
    473,579.26x = 93,775,174,618.83
  5. Step 5: Solve for x
    x = 93,775,174,618.83/473,579.26
  6. Step 6: Final answer
    x = 198,013.69

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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.