Home / 971,836.20-1,457,098.20-516,502.80

Finding the Fourth Proportional to 971,836.20, 1,457,098.20 and 516,502.80

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Solution

The fourth proportional to 971,836.20, 1,457,098.20 and 516,502.80 is: 774,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,836.20 : 1,457,098.20 = 516,502.80 : x
  2. Step 2: Convert to fraction form
    971,836.20/1,457,098.20 = 516,502.80/x
  3. Step 3: Cross multiply
    971,836.20x = 1,457,098.20 × 516,502.80
  4. Step 4: Simplify right side
    971,836.20x = 752,595,300,174.96
  5. Step 5: Solve for x
    x = 752,595,300,174.96/971,836.20
  6. Step 6: Final answer
    x = 774,405.50

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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.