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Finding the Fourth Proportional to 366,680.53, 549,702.92 and 141,886.29

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Solution

The fourth proportional to 366,680.53, 549,702.92 and 141,886.29 is: 212,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,680.53 : 549,702.92 = 141,886.29 : x
  2. Step 2: Convert to fraction form
    366,680.53/549,702.92 = 141,886.29/x
  3. Step 3: Cross multiply
    366,680.53x = 549,702.92 × 141,886.29
  4. Step 4: Simplify right side
    366,680.53x = 77,995,310,337.07
  5. Step 5: Solve for x
    x = 77,995,310,337.07/366,680.53
  6. Step 6: Final answer
    x = 212,706.44

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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.