Home / 755,287.86-1,131,670.64-530,245.41

Finding the Fourth Proportional to 755,287.86, 1,131,670.64 and 530,245.41

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Solution

The fourth proportional to 755,287.86, 1,131,670.64 and 530,245.41 is: 794,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,287.86 : 1,131,670.64 = 530,245.41 : x
  2. Step 2: Convert to fraction form
    755,287.86/1,131,670.64 = 530,245.41/x
  3. Step 3: Cross multiply
    755,287.86x = 1,131,670.64 × 530,245.41
  4. Step 4: Simplify right side
    755,287.86x = 600,063,156,833.41
  5. Step 5: Solve for x
    x = 600,063,156,833.41/755,287.86
  6. Step 6: Final answer
    x = 794,482.72

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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.