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Finding the Fourth Proportional to 473,195.60, 709,534.20 and 192,395.60

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Solution

The fourth proportional to 473,195.60, 709,534.20 and 192,395.60 is: 288,488.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,195.60 : 709,534.20 = 192,395.60 : x
  2. Step 2: Convert to fraction form
    473,195.60/709,534.20 = 192,395.60/x
  3. Step 3: Cross multiply
    473,195.60x = 709,534.20 × 192,395.60
  4. Step 4: Simplify right side
    473,195.60x = 136,511,258,129.52
  5. Step 5: Solve for x
    x = 136,511,258,129.52/473,195.60
  6. Step 6: Final answer
    x = 288,488.01

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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.