Home / 807,624.15-1,114,519.02-445,047.92

Finding the Fourth Proportional to 807,624.15, 1,114,519.02 and 445,047.92

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Solution

The fourth proportional to 807,624.15, 1,114,519.02 and 445,047.92 is: 614,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,624.15 : 1,114,519.02 = 445,047.92 : x
  2. Step 2: Convert to fraction form
    807,624.15/1,114,519.02 = 445,047.92/x
  3. Step 3: Cross multiply
    807,624.15x = 1,114,519.02 × 445,047.92
  4. Step 4: Simplify right side
    807,624.15x = 496,014,366,078.84
  5. Step 5: Solve for x
    x = 496,014,366,078.84/807,624.15
  6. Step 6: Final answer
    x = 614,164.85

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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.