Home / 733,791.80-1,012,203.60-461,428.40

Finding the Fourth Proportional to 733,791.80, 1,012,203.60 and 461,428.40

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Solution

The fourth proportional to 733,791.80, 1,012,203.60 and 461,428.40 is: 636,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,791.80 : 1,012,203.60 = 461,428.40 : x
  2. Step 2: Convert to fraction form
    733,791.80/1,012,203.60 = 461,428.40/x
  3. Step 3: Cross multiply
    733,791.80x = 1,012,203.60 × 461,428.40
  4. Step 4: Simplify right side
    733,791.80x = 467,059,487,622.24
  5. Step 5: Solve for x
    x = 467,059,487,622.24/733,791.80
  6. Step 6: Final answer
    x = 636,501.37

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.