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Finding the Fourth Proportional to 491,015.86, 735,851.83 and 370,974.13

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Solution

The fourth proportional to 491,015.86, 735,851.83 and 370,974.13 is: 555,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,015.86 : 735,851.83 = 370,974.13 : x
  2. Step 2: Convert to fraction form
    491,015.86/735,851.83 = 370,974.13/x
  3. Step 3: Cross multiply
    491,015.86x = 735,851.83 × 370,974.13
  4. Step 4: Simplify right side
    491,015.86x = 272,981,992,443.16
  5. Step 5: Solve for x
    x = 272,981,992,443.16/491,015.86
  6. Step 6: Final answer
    x = 555,953.51

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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.