Home / 918,247.70-1,377,371.55-544,999.70

Finding the Fourth Proportional to 918,247.70, 1,377,371.55 and 544,999.70

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Solution

The fourth proportional to 918,247.70, 1,377,371.55 and 544,999.70 is: 817,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,247.70 : 1,377,371.55 = 544,999.70 : x
  2. Step 2: Convert to fraction form
    918,247.70/1,377,371.55 = 544,999.70/x
  3. Step 3: Cross multiply
    918,247.70x = 1,377,371.55 × 544,999.70
  4. Step 4: Simplify right side
    918,247.70x = 750,667,081,538.54
  5. Step 5: Solve for x
    x = 750,667,081,538.54/918,247.70
  6. Step 6: Final answer
    x = 817,499.55

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Similar ratio
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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.