Home / 832,470.28-1,148,811.88-450,496.96

Finding the Fourth Proportional to 832,470.28, 1,148,811.88 and 450,496.96

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Solution

The fourth proportional to 832,470.28, 1,148,811.88 and 450,496.96 is: 621,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,470.28 : 1,148,811.88 = 450,496.96 : x
  2. Step 2: Convert to fraction form
    832,470.28/1,148,811.88 = 450,496.96/x
  3. Step 3: Cross multiply
    832,470.28x = 1,148,811.88 × 450,496.96
  4. Step 4: Simplify right side
    832,470.28x = 517,536,259,551.89
  5. Step 5: Solve for x
    x = 517,536,259,551.89/832,470.28
  6. Step 6: Final answer
    x = 621,687.37

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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.