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Finding the Fourth Proportional to 366,547.74, 549,846.18 and 100,310.55

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Solution

The fourth proportional to 366,547.74, 549,846.18 and 100,310.55 is: 150,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,547.74 : 549,846.18 = 100,310.55 : x
  2. Step 2: Convert to fraction form
    366,547.74/549,846.18 = 100,310.55/x
  3. Step 3: Cross multiply
    366,547.74x = 549,846.18 × 100,310.55
  4. Step 4: Simplify right side
    366,547.74x = 55,155,372,731.20
  5. Step 5: Solve for x
    x = 55,155,372,731.20/366,547.74
  6. Step 6: Final answer
    x = 150,472.55

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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.