Home / 671,531.60-1,007,371.20-222,088.75

Finding the Fourth Proportional to 671,531.60, 1,007,371.20 and 222,088.75

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Solution

The fourth proportional to 671,531.60, 1,007,371.20 and 222,088.75 is: 333,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,531.60 : 1,007,371.20 = 222,088.75 : x
  2. Step 2: Convert to fraction form
    671,531.60/1,007,371.20 = 222,088.75/x
  3. Step 3: Cross multiply
    671,531.60x = 1,007,371.20 × 222,088.75
  4. Step 4: Simplify right side
    671,531.60x = 223,725,810,594
  5. Step 5: Solve for x
    x = 223,725,810,594/671,531.60
  6. Step 6: Final answer
    x = 333,157.53

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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.