Home / 424,130.28-585,284.94-233,142.30

Finding the Fourth Proportional to 424,130.28, 585,284.94 and 233,142.30

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Solution

The fourth proportional to 424,130.28, 585,284.94 and 233,142.30 is: 321,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,130.28 : 585,284.94 = 233,142.30 : x
  2. Step 2: Convert to fraction form
    424,130.28/585,284.94 = 233,142.30/x
  3. Step 3: Cross multiply
    424,130.28x = 585,284.94 × 233,142.30
  4. Step 4: Simplify right side
    424,130.28x = 136,454,677,066.96
  5. Step 5: Solve for x
    x = 136,454,677,066.96/424,130.28
  6. Step 6: Final answer
    x = 321,728.22

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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.