Home / 709,541.56-1,063,388.22-288,325

Finding the Fourth Proportional to 709,541.56, 1,063,388.22 and 288,325

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Solution

The fourth proportional to 709,541.56, 1,063,388.22 and 288,325 is: 432,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,541.56 : 1,063,388.22 = 288,325 : x
  2. Step 2: Convert to fraction form
    709,541.56/1,063,388.22 = 288,325/x
  3. Step 3: Cross multiply
    709,541.56x = 1,063,388.22 × 288,325
  4. Step 4: Simplify right side
    709,541.56x = 306,601,408,531.50
  5. Step 5: Solve for x
    x = 306,601,408,531.50/709,541.56
  6. Step 6: Final answer
    x = 432,111.98

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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.