Home / 424,320.96-585,562.08-243,091.56

Finding the Fourth Proportional to 424,320.96, 585,562.08 and 243,091.56

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Solution

The fourth proportional to 424,320.96, 585,562.08 and 243,091.56 is: 335,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,320.96 : 585,562.08 = 243,091.56 : x
  2. Step 2: Convert to fraction form
    424,320.96/585,562.08 = 243,091.56/x
  3. Step 3: Cross multiply
    424,320.96x = 585,562.08 × 243,091.56
  4. Step 4: Simplify right side
    424,320.96x = 142,345,199,504.05
  5. Step 5: Solve for x
    x = 142,345,199,504.05/424,320.96
  6. Step 6: Final answer
    x = 335,465.87

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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.