Home / 754,834.88-1,041,657.24-415,308.80

Finding the Fourth Proportional to 754,834.88, 1,041,657.24 and 415,308.80

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Solution

The fourth proportional to 754,834.88, 1,041,657.24 and 415,308.80 is: 573,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,834.88 : 1,041,657.24 = 415,308.80 : x
  2. Step 2: Convert to fraction form
    754,834.88/1,041,657.24 = 415,308.80/x
  3. Step 3: Cross multiply
    754,834.88x = 1,041,657.24 × 415,308.80
  4. Step 4: Simplify right side
    754,834.88x = 432,609,418,355.71
  5. Step 5: Solve for x
    x = 432,609,418,355.71/754,834.88
  6. Step 6: Final answer
    x = 573,117.95

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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.