Home / 719,194.38-1,078,967.22-239,421.25

Finding the Fourth Proportional to 719,194.38, 1,078,967.22 and 239,421.25

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Solution

The fourth proportional to 719,194.38, 1,078,967.22 and 239,421.25 is: 359,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,194.38 : 1,078,967.22 = 239,421.25 : x
  2. Step 2: Convert to fraction form
    719,194.38/1,078,967.22 = 239,421.25/x
  3. Step 3: Cross multiply
    719,194.38x = 1,078,967.22 × 239,421.25
  4. Step 4: Simplify right side
    719,194.38x = 258,327,680,972.30
  5. Step 5: Solve for x
    x = 258,327,680,972.30/719,194.38
  6. Step 6: Final answer
    x = 359,190.35

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1.5x scale

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.