Home / 691,496.52-1,036,629.18-271,065.48

Finding the Fourth Proportional to 691,496.52, 1,036,629.18 and 271,065.48

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Solution

The fourth proportional to 691,496.52, 1,036,629.18 and 271,065.48 is: 406,356.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,496.52 : 1,036,629.18 = 271,065.48 : x
  2. Step 2: Convert to fraction form
    691,496.52/1,036,629.18 = 271,065.48/x
  3. Step 3: Cross multiply
    691,496.52x = 1,036,629.18 × 271,065.48
  4. Step 4: Simplify right side
    691,496.52x = 280,994,386,258.71
  5. Step 5: Solve for x
    x = 280,994,386,258.71/691,496.52
  6. Step 6: Final answer
    x = 406,356.91

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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.