Home / 1,509,515.70-2,263,617.45-498,246.90

Finding the Fourth Proportional to 1,509,515.70, 2,263,617.45 and 498,246.90

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Solution

The fourth proportional to 1,509,515.70, 2,263,617.45 and 498,246.90 is: 747,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,515.70 : 2,263,617.45 = 498,246.90 : x
  2. Step 2: Convert to fraction form
    1,509,515.70/2,263,617.45 = 498,246.90/x
  3. Step 3: Cross multiply
    1,509,515.70x = 2,263,617.45 × 498,246.90
  4. Step 4: Simplify right side
    1,509,515.70x = 1,127,840,377,248.41
  5. Step 5: Solve for x
    x = 1,127,840,377,248.41/1,509,515.70
  6. Step 6: Final answer
    x = 747,153.79

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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.