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Finding the Fourth Proportional to 373,097.60, 559,341.44 and 173,542.40

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Solution

The fourth proportional to 373,097.60, 559,341.44 and 173,542.40 is: 260,171.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,097.60 : 559,341.44 = 173,542.40 : x
  2. Step 2: Convert to fraction form
    373,097.60/559,341.44 = 173,542.40/x
  3. Step 3: Cross multiply
    373,097.60x = 559,341.44 × 173,542.40
  4. Step 4: Simplify right side
    373,097.60x = 97,069,455,917.06
  5. Step 5: Solve for x
    x = 97,069,455,917.06/373,097.60
  6. Step 6: Final answer
    x = 260,171.75

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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.