Home / 1,246,944.28-1,870,260.90-498,996.76

Finding the Fourth Proportional to 1,246,944.28, 1,870,260.90 and 498,996.76

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Solution

The fourth proportional to 1,246,944.28, 1,870,260.90 and 498,996.76 is: 748,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,944.28 : 1,870,260.90 = 498,996.76 : x
  2. Step 2: Convert to fraction form
    1,246,944.28/1,870,260.90 = 498,996.76/x
  3. Step 3: Cross multiply
    1,246,944.28x = 1,870,260.90 × 498,996.76
  4. Step 4: Simplify right side
    1,246,944.28x = 933,254,129,454.68
  5. Step 5: Solve for x
    x = 933,254,129,454.68/1,246,944.28
  6. Step 6: Final answer
    x = 748,432.90

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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.