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Finding the Fourth Proportional to 366,717.29, 549,222.98 and 356,627.12

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Solution

The fourth proportional to 366,717.29, 549,222.98 and 356,627.12 is: 534,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,717.29 : 549,222.98 = 356,627.12 : x
  2. Step 2: Convert to fraction form
    366,717.29/549,222.98 = 356,627.12/x
  3. Step 3: Cross multiply
    366,717.29x = 549,222.98 × 356,627.12
  4. Step 4: Simplify right side
    366,717.29x = 195,867,805,065.97
  5. Step 5: Solve for x
    x = 195,867,805,065.97/366,717.29
  6. Step 6: Final answer
    x = 534,111.19

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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.