Home / 965,179.26-1,332,065.49-557,280.42

Finding the Fourth Proportional to 965,179.26, 1,332,065.49 and 557,280.42

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Solution

The fourth proportional to 965,179.26, 1,332,065.49 and 557,280.42 is: 769,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,179.26 : 1,332,065.49 = 557,280.42 : x
  2. Step 2: Convert to fraction form
    965,179.26/1,332,065.49 = 557,280.42/x
  3. Step 3: Cross multiply
    965,179.26x = 1,332,065.49 × 557,280.42
  4. Step 4: Simplify right side
    965,179.26x = 742,334,015,734.71
  5. Step 5: Solve for x
    x = 742,334,015,734.71/965,179.26
  6. Step 6: Final answer
    x = 769,115.18

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1.5x scale

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.