Home / 904,960.04-1,248,705.78-522,912.68

Finding the Fourth Proportional to 904,960.04, 1,248,705.78 and 522,912.68

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Solution

The fourth proportional to 904,960.04, 1,248,705.78 and 522,912.68 is: 721,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,960.04 : 1,248,705.78 = 522,912.68 : x
  2. Step 2: Convert to fraction form
    904,960.04/1,248,705.78 = 522,912.68/x
  3. Step 3: Cross multiply
    904,960.04x = 1,248,705.78 × 522,912.68
  4. Step 4: Simplify right side
    904,960.04x = 652,964,085,951.29
  5. Step 5: Solve for x
    x = 652,964,085,951.29/904,960.04
  6. Step 6: Final answer
    x = 721,539.14

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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.