Home / 779,575.48-1,169,404.49-247,138.04

Finding the Fourth Proportional to 779,575.48, 1,169,404.49 and 247,138.04

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Solution

The fourth proportional to 779,575.48, 1,169,404.49 and 247,138.04 is: 370,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,575.48 : 1,169,404.49 = 247,138.04 : x
  2. Step 2: Convert to fraction form
    779,575.48/1,169,404.49 = 247,138.04/x
  3. Step 3: Cross multiply
    779,575.48x = 1,169,404.49 × 247,138.04
  4. Step 4: Simplify right side
    779,575.48x = 289,004,337,167.16
  5. Step 5: Solve for x
    x = 289,004,337,167.16/779,575.48
  6. Step 6: Final answer
    x = 370,720.15

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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.