Home / 732,765.87-1,011,227.40-426,834.36

Finding the Fourth Proportional to 732,765.87, 1,011,227.40 and 426,834.36

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Solution

The fourth proportional to 732,765.87, 1,011,227.40 and 426,834.36 is: 589,037.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,765.87 : 1,011,227.40 = 426,834.36 : x
  2. Step 2: Convert to fraction form
    732,765.87/1,011,227.40 = 426,834.36/x
  3. Step 3: Cross multiply
    732,765.87x = 1,011,227.40 × 426,834.36
  4. Step 4: Simplify right side
    732,765.87x = 431,626,600,093.46
  5. Step 5: Solve for x
    x = 431,626,600,093.46/732,765.87
  6. Step 6: Final answer
    x = 589,037.53

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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.