Home / 896,813.31-1,342,282.07-491,387.25

Finding the Fourth Proportional to 896,813.31, 1,342,282.07 and 491,387.25

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Solution

The fourth proportional to 896,813.31, 1,342,282.07 and 491,387.25 is: 735,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,813.31 : 1,342,282.07 = 491,387.25 : x
  2. Step 2: Convert to fraction form
    896,813.31/1,342,282.07 = 491,387.25/x
  3. Step 3: Cross multiply
    896,813.31x = 1,342,282.07 × 491,387.25
  4. Step 4: Simplify right side
    896,813.31x = 659,580,296,330.08
  5. Step 5: Solve for x
    x = 659,580,296,330.08/896,813.31
  6. Step 6: Final answer
    x = 735,471.13

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Double scale
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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.