Home / 711,079.60-981,305.22-424,546.24

Finding the Fourth Proportional to 711,079.60, 981,305.22 and 424,546.24

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Solution

The fourth proportional to 711,079.60, 981,305.22 and 424,546.24 is: 585,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,079.60 : 981,305.22 = 424,546.24 : x
  2. Step 2: Convert to fraction form
    711,079.60/981,305.22 = 424,546.24/x
  3. Step 3: Cross multiply
    711,079.60x = 981,305.22 × 424,546.24
  4. Step 4: Simplify right side
    711,079.60x = 416,609,441,443.37
  5. Step 5: Solve for x
    x = 416,609,441,443.37/711,079.60
  6. Step 6: Final answer
    x = 585,882.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.