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Finding the Fourth Proportional to 669,650.94, 924,125.09 and 363,730.28

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Solution

The fourth proportional to 669,650.94, 924,125.09 and 363,730.28 is: 501,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,650.94 : 924,125.09 = 363,730.28 : x
  2. Step 2: Convert to fraction form
    669,650.94/924,125.09 = 363,730.28/x
  3. Step 3: Cross multiply
    669,650.94x = 924,125.09 × 363,730.28
  4. Step 4: Simplify right side
    669,650.94x = 336,132,271,301.45
  5. Step 5: Solve for x
    x = 336,132,271,301.45/669,650.94
  6. Step 6: Final answer
    x = 501,951.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.