Home / 424,131.09-585,305.06-230,538.68

Finding the Fourth Proportional to 424,131.09, 585,305.06 and 230,538.68

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Solution

The fourth proportional to 424,131.09, 585,305.06 and 230,538.68 is: 318,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,131.09 : 585,305.06 = 230,538.68 : x
  2. Step 2: Convert to fraction form
    424,131.09/585,305.06 = 230,538.68/x
  3. Step 3: Cross multiply
    424,131.09x = 585,305.06 × 230,538.68
  4. Step 4: Simplify right side
    424,131.09x = 134,935,454,693.79
  5. Step 5: Solve for x
    x = 134,935,454,693.79/424,131.09
  6. Step 6: Final answer
    x = 318,145.64

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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.