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Finding the Fourth Proportional to 334,696.20, 502,044.30 and 157,325.64

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Solution

The fourth proportional to 334,696.20, 502,044.30 and 157,325.64 is: 235,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,696.20 : 502,044.30 = 157,325.64 : x
  2. Step 2: Convert to fraction form
    334,696.20/502,044.30 = 157,325.64/x
  3. Step 3: Cross multiply
    334,696.20x = 502,044.30 × 157,325.64
  4. Step 4: Simplify right side
    334,696.20x = 78,984,440,805.85
  5. Step 5: Solve for x
    x = 78,984,440,805.85/334,696.20
  6. Step 6: Final answer
    x = 235,988.46

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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.