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Finding the Fourth Proportional to 334,640.88, 502,026.60 and 97,987.44

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Solution

The fourth proportional to 334,640.88, 502,026.60 and 97,987.44 is: 147,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,640.88 : 502,026.60 = 97,987.44 : x
  2. Step 2: Convert to fraction form
    334,640.88/502,026.60 = 97,987.44/x
  3. Step 3: Cross multiply
    334,640.88x = 502,026.60 × 97,987.44
  4. Step 4: Simplify right side
    334,640.88x = 49,192,301,345.90
  5. Step 5: Solve for x
    x = 49,192,301,345.90/334,640.88
  6. Step 6: Final answer
    x = 147,000.27

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1.5x scale

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.