Home / 672,830.20-1,010,649.30-567,854.20

Finding the Fourth Proportional to 672,830.20, 1,010,649.30 and 567,854.20

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Solution

The fourth proportional to 672,830.20, 1,010,649.30 and 567,854.20 is: 852,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,830.20 : 1,010,649.30 = 567,854.20 : x
  2. Step 2: Convert to fraction form
    672,830.20/1,010,649.30 = 567,854.20/x
  3. Step 3: Cross multiply
    672,830.20x = 1,010,649.30 × 567,854.20
  4. Step 4: Simplify right side
    672,830.20x = 573,901,449,732.06
  5. Step 5: Solve for x
    x = 573,901,449,732.06/672,830.20
  6. Step 6: Final answer
    x = 852,966.25

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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.