Home / 720,652.32-1,081,004.16-247,334.40

Finding the Fourth Proportional to 720,652.32, 1,081,004.16 and 247,334.40

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Solution

The fourth proportional to 720,652.32, 1,081,004.16 and 247,334.40 is: 371,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,652.32 : 1,081,004.16 = 247,334.40 : x
  2. Step 2: Convert to fraction form
    720,652.32/1,081,004.16 = 247,334.40/x
  3. Step 3: Cross multiply
    720,652.32x = 1,081,004.16 × 247,334.40
  4. Step 4: Simplify right side
    720,652.32x = 267,369,515,311.10
  5. Step 5: Solve for x
    x = 267,369,515,311.10/720,652.32
  6. Step 6: Final answer
    x = 371,010.41

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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.