Home / 269,430.04-404,145.10-119,635.12

Finding the Fourth Proportional to 269,430.04, 404,145.10 and 119,635.12

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Solution

The fourth proportional to 269,430.04, 404,145.10 and 119,635.12 is: 179,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,430.04 : 404,145.10 = 119,635.12 : x
  2. Step 2: Convert to fraction form
    269,430.04/404,145.10 = 119,635.12/x
  3. Step 3: Cross multiply
    269,430.04x = 404,145.10 × 119,635.12
  4. Step 4: Simplify right side
    269,430.04x = 48,349,947,535.91
  5. Step 5: Solve for x
    x = 48,349,947,535.91/269,430.04
  6. Step 6: Final answer
    x = 179,452.70

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1.5x scale

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.