Home / 578,748.47-868,167.60-173,909.07

Finding the Fourth Proportional to 578,748.47, 868,167.60 and 173,909.07

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Solution

The fourth proportional to 578,748.47, 868,167.60 and 173,909.07 is: 260,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,748.47 : 868,167.60 = 173,909.07 : x
  2. Step 2: Convert to fraction form
    578,748.47/868,167.60 = 173,909.07/x
  3. Step 3: Cross multiply
    578,748.47x = 868,167.60 × 173,909.07
  4. Step 4: Simplify right side
    578,748.47x = 150,982,219,920.13
  5. Step 5: Solve for x
    x = 150,982,219,920.13/578,748.47
  6. Step 6: Final answer
    x = 260,877.10

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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.