Home / 825,346.53-1,138,963.77-462,769.27

Finding the Fourth Proportional to 825,346.53, 1,138,963.77 and 462,769.27

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Solution

The fourth proportional to 825,346.53, 1,138,963.77 and 462,769.27 is: 638,613.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,346.53 : 1,138,963.77 = 462,769.27 : x
  2. Step 2: Convert to fraction form
    825,346.53/1,138,963.77 = 462,769.27/x
  3. Step 3: Cross multiply
    825,346.53x = 1,138,963.77 × 462,769.27
  4. Step 4: Simplify right side
    825,346.53x = 527,077,432,399.35
  5. Step 5: Solve for x
    x = 527,077,432,399.35/825,346.53
  6. Step 6: Final answer
    x = 638,613.50

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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.