Home / 744,402.80-1,116,154.68-333,997.20

Finding the Fourth Proportional to 744,402.80, 1,116,154.68 and 333,997.20

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Solution

The fourth proportional to 744,402.80, 1,116,154.68 and 333,997.20 is: 500,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,402.80 : 1,116,154.68 = 333,997.20 : x
  2. Step 2: Convert to fraction form
    744,402.80/1,116,154.68 = 333,997.20/x
  3. Step 3: Cross multiply
    744,402.80x = 1,116,154.68 × 333,997.20
  4. Step 4: Simplify right side
    744,402.80x = 372,792,537,886.90
  5. Step 5: Solve for x
    x = 372,792,537,886.90/744,402.80
  6. Step 6: Final answer
    x = 500,794.11

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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.