Home / 975,449.28-1,345,230.69-837,585.16

Finding the Fourth Proportional to 975,449.28, 1,345,230.69 and 837,585.16

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Solution

The fourth proportional to 975,449.28, 1,345,230.69 and 837,585.16 is: 1,155,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,449.28 : 1,345,230.69 = 837,585.16 : x
  2. Step 2: Convert to fraction form
    975,449.28/1,345,230.69 = 837,585.16/x
  3. Step 3: Cross multiply
    975,449.28x = 1,345,230.69 × 837,585.16
  4. Step 4: Simplify right side
    975,449.28x = 1,126,745,256,216.54
  5. Step 5: Solve for x
    x = 1,126,745,256,216.54/975,449.28
  6. Step 6: Final answer
    x = 1,155,103.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.