Home / 497,945.56-743,743.28-450,487.48

Finding the Fourth Proportional to 497,945.56, 743,743.28 and 450,487.48

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Solution

The fourth proportional to 497,945.56, 743,743.28 and 450,487.48 is: 672,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,945.56 : 743,743.28 = 450,487.48 : x
  2. Step 2: Convert to fraction form
    497,945.56/743,743.28 = 450,487.48/x
  3. Step 3: Cross multiply
    497,945.56x = 743,743.28 × 450,487.48
  4. Step 4: Simplify right side
    497,945.56x = 335,047,035,974.13
  5. Step 5: Solve for x
    x = 335,047,035,974.13/497,945.56
  6. Step 6: Final answer
    x = 672,858.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.