Home / 929,035.72-1,393,677.42-367,938.28

Finding the Fourth Proportional to 929,035.72, 1,393,677.42 and 367,938.28

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Solution

The fourth proportional to 929,035.72, 1,393,677.42 and 367,938.28 is: 551,956.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,035.72 : 1,393,677.42 = 367,938.28 : x
  2. Step 2: Convert to fraction form
    929,035.72/1,393,677.42 = 367,938.28/x
  3. Step 3: Cross multiply
    929,035.72x = 1,393,677.42 × 367,938.28
  4. Step 4: Simplify right side
    929,035.72x = 512,787,272,789.64
  5. Step 5: Solve for x
    x = 512,787,272,789.64/929,035.72
  6. Step 6: Final answer
    x = 551,956.47

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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.