Home / 672,811.20-1,010,620.80-567,835.20

Finding the Fourth Proportional to 672,811.20, 1,010,620.80 and 567,835.20

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Solution

The fourth proportional to 672,811.20, 1,010,620.80 and 567,835.20 is: 852,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,811.20 : 1,010,620.80 = 567,835.20 : x
  2. Step 2: Convert to fraction form
    672,811.20/1,010,620.80 = 567,835.20/x
  3. Step 3: Cross multiply
    672,811.20x = 1,010,620.80 × 567,835.20
  4. Step 4: Simplify right side
    672,811.20x = 573,866,064,092.16
  5. Step 5: Solve for x
    x = 573,866,064,092.16/672,811.20
  6. Step 6: Final answer
    x = 852,937.74

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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.