Home / 855,437.74-1,180,380.48-473,463.61

Finding the Fourth Proportional to 855,437.74, 1,180,380.48 and 473,463.61

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Solution

The fourth proportional to 855,437.74, 1,180,380.48 and 473,463.61 is: 653,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,437.74 : 1,180,380.48 = 473,463.61 : x
  2. Step 2: Convert to fraction form
    855,437.74/1,180,380.48 = 473,463.61/x
  3. Step 3: Cross multiply
    855,437.74x = 1,180,380.48 × 473,463.61
  4. Step 4: Simplify right side
    855,437.74x = 558,867,203,234.33
  5. Step 5: Solve for x
    x = 558,867,203,234.33/855,437.74
  6. Step 6: Final answer
    x = 653,311.37

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Double scale
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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.