Home / 851,937.82-1,175,678.04-469,964.50

Finding the Fourth Proportional to 851,937.82, 1,175,678.04 and 469,964.50

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Solution

The fourth proportional to 851,937.82, 1,175,678.04 and 469,964.50 is: 648,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,937.82 : 1,175,678.04 = 469,964.50 : x
  2. Step 2: Convert to fraction form
    851,937.82/1,175,678.04 = 469,964.50/x
  3. Step 3: Cross multiply
    851,937.82x = 1,175,678.04 × 469,964.50
  4. Step 4: Simplify right side
    851,937.82x = 552,526,941,052.75
  5. Step 5: Solve for x
    x = 552,526,941,052.75/851,937.82
  6. Step 6: Final answer
    x = 648,553.13

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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.