Home / 759,317.28-1,047,683.76-453,334.08

Finding the Fourth Proportional to 759,317.28, 1,047,683.76 and 453,334.08

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Solution

The fourth proportional to 759,317.28, 1,047,683.76 and 453,334.08 is: 625,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,317.28 : 1,047,683.76 = 453,334.08 : x
  2. Step 2: Convert to fraction form
    759,317.28/1,047,683.76 = 453,334.08/x
  3. Step 3: Cross multiply
    759,317.28x = 1,047,683.76 × 453,334.08
  4. Step 4: Simplify right side
    759,317.28x = 474,950,753,470.54
  5. Step 5: Solve for x
    x = 474,950,753,470.54/759,317.28
  6. Step 6: Final answer
    x = 625,497.10

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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.