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Finding the Fourth Proportional to 373,098.60, 559,342.94 and 173,543.40

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Solution

The fourth proportional to 373,098.60, 559,342.94 and 173,543.40 is: 260,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,098.60 : 559,342.94 = 173,543.40 : x
  2. Step 2: Convert to fraction form
    373,098.60/559,342.94 = 173,543.40/x
  3. Step 3: Cross multiply
    373,098.60x = 559,342.94 × 173,543.40
  4. Step 4: Simplify right side
    373,098.60x = 97,070,275,573.60
  5. Step 5: Solve for x
    x = 97,070,275,573.60/373,098.60
  6. Step 6: Final answer
    x = 260,173.25

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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.