Home / 722,869.97-997,526.33-432,641.45

Finding the Fourth Proportional to 722,869.97, 997,526.33 and 432,641.45

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Solution

The fourth proportional to 722,869.97, 997,526.33 and 432,641.45 is: 597,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,869.97 : 997,526.33 = 432,641.45 : x
  2. Step 2: Convert to fraction form
    722,869.97/997,526.33 = 432,641.45/x
  3. Step 3: Cross multiply
    722,869.97x = 997,526.33 × 432,641.45
  4. Step 4: Simplify right side
    722,869.97x = 431,571,230,673.54
  5. Step 5: Solve for x
    x = 431,571,230,673.54/722,869.97
  6. Step 6: Final answer
    x = 597,024.71

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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.