Home / 473,048.20-709,572.30-173,429.20

Finding the Fourth Proportional to 473,048.20, 709,572.30 and 173,429.20

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Solution

The fourth proportional to 473,048.20, 709,572.30 and 173,429.20 is: 260,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,048.20 : 709,572.30 = 173,429.20 : x
  2. Step 2: Convert to fraction form
    473,048.20/709,572.30 = 173,429.20/x
  3. Step 3: Cross multiply
    473,048.20x = 709,572.30 × 173,429.20
  4. Step 4: Simplify right side
    473,048.20x = 123,060,556,331.16
  5. Step 5: Solve for x
    x = 123,060,556,331.16/473,048.20
  6. Step 6: Final answer
    x = 260,143.80

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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.