Home / 893,026.40-1,339,687.20-413,733.20

Finding the Fourth Proportional to 893,026.40, 1,339,687.20 and 413,733.20

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Solution

The fourth proportional to 893,026.40, 1,339,687.20 and 413,733.20 is: 620,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,026.40 : 1,339,687.20 = 413,733.20 : x
  2. Step 2: Convert to fraction form
    893,026.40/1,339,687.20 = 413,733.20/x
  3. Step 3: Cross multiply
    893,026.40x = 1,339,687.20 × 413,733.20
  4. Step 4: Simplify right side
    893,026.40x = 554,273,072,255.04
  5. Step 5: Solve for x
    x = 554,273,072,255.04/893,026.40
  6. Step 6: Final answer
    x = 620,668.18

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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.