Home / 424,618.25-585,989.32-243,365.16

Finding the Fourth Proportional to 424,618.25, 585,989.32 and 243,365.16

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Solution

The fourth proportional to 424,618.25, 585,989.32 and 243,365.16 is: 335,853.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,618.25 : 585,989.32 = 243,365.16 : x
  2. Step 2: Convert to fraction form
    424,618.25/585,989.32 = 243,365.16/x
  3. Step 3: Cross multiply
    424,618.25x = 585,989.32 × 243,365.16
  4. Step 4: Simplify right side
    424,618.25x = 142,609,384,620.09
  5. Step 5: Solve for x
    x = 142,609,384,620.09/424,618.25
  6. Step 6: Final answer
    x = 335,853.17

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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.