Home / 1,023,617.52-1,412,542.88-558,443.70

Finding the Fourth Proportional to 1,023,617.52, 1,412,542.88 and 558,443.70

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Solution

The fourth proportional to 1,023,617.52, 1,412,542.88 and 558,443.70 is: 770,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,617.52 : 1,412,542.88 = 558,443.70 : x
  2. Step 2: Convert to fraction form
    1,023,617.52/1,412,542.88 = 558,443.70/x
  3. Step 3: Cross multiply
    1,023,617.52x = 1,412,542.88 × 558,443.70
  4. Step 4: Simplify right side
    1,023,617.52x = 788,825,672,315.86
  5. Step 5: Solve for x
    x = 788,825,672,315.86/1,023,617.52
  6. Step 6: Final answer
    x = 770,625.41

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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.