Home / 755,288.11-1,131,671.01-530,245.66

Finding the Fourth Proportional to 755,288.11, 1,131,671.01 and 530,245.66

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Solution

The fourth proportional to 755,288.11, 1,131,671.01 and 530,245.66 is: 794,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,288.11 : 1,131,671.01 = 530,245.66 : x
  2. Step 2: Convert to fraction form
    755,288.11/1,131,671.01 = 530,245.66/x
  3. Step 3: Cross multiply
    755,288.11x = 1,131,671.01 × 530,245.66
  4. Step 4: Simplify right side
    755,288.11x = 600,063,635,941.96
  5. Step 5: Solve for x
    x = 600,063,635,941.96/755,288.11
  6. Step 6: Final answer
    x = 794,483.10

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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.