Home / 852,542.73-1,176,537.48-465,381.12

Finding the Fourth Proportional to 852,542.73, 1,176,537.48 and 465,381.12

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Solution

The fourth proportional to 852,542.73, 1,176,537.48 and 465,381.12 is: 642,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,542.73 : 1,176,537.48 = 465,381.12 : x
  2. Step 2: Convert to fraction form
    852,542.73/1,176,537.48 = 465,381.12/x
  3. Step 3: Cross multiply
    852,542.73x = 1,176,537.48 × 465,381.12
  4. Step 4: Simplify right side
    852,542.73x = 547,538,330,164.38
  5. Step 5: Solve for x
    x = 547,538,330,164.38/852,542.73
  6. Step 6: Final answer
    x = 642,241.51

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Double scale
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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.