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Finding the Fourth Proportional to 895,886.92, 1,344,019.40 and 296,813.80

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Solution

The fourth proportional to 895,886.92, 1,344,019.40 and 296,813.80 is: 445,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,886.92 : 1,344,019.40 = 296,813.80 : x
  2. Step 2: Convert to fraction form
    895,886.92/1,344,019.40 = 296,813.80/x
  3. Step 3: Cross multiply
    895,886.92x = 1,344,019.40 × 296,813.80
  4. Step 4: Simplify right side
    895,886.92x = 398,923,505,387.72
  5. Step 5: Solve for x
    x = 398,923,505,387.72/895,886.92
  6. Step 6: Final answer
    x = 445,283.32

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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.