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Finding the Fourth Proportional to 366,417.16, 549,599.46 and 113,691.16

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Solution

The fourth proportional to 366,417.16, 549,599.46 and 113,691.16 is: 170,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,417.16 : 549,599.46 = 113,691.16 : x
  2. Step 2: Convert to fraction form
    366,417.16/549,599.46 = 113,691.16/x
  3. Step 3: Cross multiply
    366,417.16x = 549,599.46 × 113,691.16
  4. Step 4: Simplify right side
    366,417.16x = 62,484,600,142.77
  5. Step 5: Solve for x
    x = 62,484,600,142.77/366,417.16
  6. Step 6: Final answer
    x = 170,528.59

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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.