Home / 876,707.10-1,315,073.61-245,581.02

Finding the Fourth Proportional to 876,707.10, 1,315,073.61 and 245,581.02

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Solution

The fourth proportional to 876,707.10, 1,315,073.61 and 245,581.02 is: 368,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,707.10 : 1,315,073.61 = 245,581.02 : x
  2. Step 2: Convert to fraction form
    876,707.10/1,315,073.61 = 245,581.02/x
  3. Step 3: Cross multiply
    876,707.10x = 1,315,073.61 × 245,581.02
  4. Step 4: Simplify right side
    876,707.10x = 322,957,118,518.88
  5. Step 5: Solve for x
    x = 322,957,118,518.88/876,707.10
  6. Step 6: Final answer
    x = 368,375.16

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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.