Home / 882,449.83-1,217,376.30-519,700.04

Finding the Fourth Proportional to 882,449.83, 1,217,376.30 and 519,700.04

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Solution

The fourth proportional to 882,449.83, 1,217,376.30 and 519,700.04 is: 716,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,449.83 : 1,217,376.30 = 519,700.04 : x
  2. Step 2: Convert to fraction form
    882,449.83/1,217,376.30 = 519,700.04/x
  3. Step 3: Cross multiply
    882,449.83x = 1,217,376.30 × 519,700.04
  4. Step 4: Simplify right side
    882,449.83x = 632,670,511,805.05
  5. Step 5: Solve for x
    x = 632,670,511,805.05/882,449.83
  6. Step 6: Final answer
    x = 716,947.85

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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.