Home / 983,091.17-1,474,633.84-442,714.80

Finding the Fourth Proportional to 983,091.17, 1,474,633.84 and 442,714.80

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Solution

The fourth proportional to 983,091.17, 1,474,633.84 and 442,714.80 is: 664,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,091.17 : 1,474,633.84 = 442,714.80 : x
  2. Step 2: Convert to fraction form
    983,091.17/1,474,633.84 = 442,714.80/x
  3. Step 3: Cross multiply
    983,091.17x = 1,474,633.84 × 442,714.80
  4. Step 4: Simplify right side
    983,091.17x = 652,842,225,548.83
  5. Step 5: Solve for x
    x = 652,842,225,548.83/983,091.17
  6. Step 6: Final answer
    x = 664,070.89

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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.