Home / 738,433.04-1,109,961.66-487,327.19

Finding the Fourth Proportional to 738,433.04, 1,109,961.66 and 487,327.19

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Solution

The fourth proportional to 738,433.04, 1,109,961.66 and 487,327.19 is: 732,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,433.04 : 1,109,961.66 = 487,327.19 : x
  2. Step 2: Convert to fraction form
    738,433.04/1,109,961.66 = 487,327.19/x
  3. Step 3: Cross multiply
    738,433.04x = 1,109,961.66 × 487,327.19
  4. Step 4: Simplify right side
    738,433.04x = 540,914,496,775.54
  5. Step 5: Solve for x
    x = 540,914,496,775.54/738,433.04
  6. Step 6: Final answer
    x = 732,516.65

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Double scale
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1.5x scale

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.