Home / 586,233.20-879,641.40-231,258.80

Finding the Fourth Proportional to 586,233.20, 879,641.40 and 231,258.80

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Solution

The fourth proportional to 586,233.20, 879,641.40 and 231,258.80 is: 347,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,233.20 : 879,641.40 = 231,258.80 : x
  2. Step 2: Convert to fraction form
    586,233.20/879,641.40 = 231,258.80/x
  3. Step 3: Cross multiply
    586,233.20x = 879,641.40 × 231,258.80
  4. Step 4: Simplify right side
    586,233.20x = 203,424,814,594.32
  5. Step 5: Solve for x
    x = 203,424,814,594.32/586,233.20
  6. Step 6: Final answer
    x = 347,003.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.