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Finding the Fourth Proportional to 650,309.84, 974,202.24 and 479,220.72

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Solution

The fourth proportional to 650,309.84, 974,202.24 and 479,220.72 is: 717,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,309.84 : 974,202.24 = 479,220.72 : x
  2. Step 2: Convert to fraction form
    650,309.84/974,202.24 = 479,220.72/x
  3. Step 3: Cross multiply
    650,309.84x = 974,202.24 × 479,220.72
  4. Step 4: Simplify right side
    650,309.84x = 466,857,898,878.41
  5. Step 5: Solve for x
    x = 466,857,898,878.41/650,309.84
  6. Step 6: Final answer
    x = 717,900.71

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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.