Home / 738,086.55-1,103,085.44-538,826.55

Finding the Fourth Proportional to 738,086.55, 1,103,085.44 and 538,826.55

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Solution

The fourth proportional to 738,086.55, 1,103,085.44 and 538,826.55 is: 805,287.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,086.55 : 1,103,085.44 = 538,826.55 : x
  2. Step 2: Convert to fraction form
    738,086.55/1,103,085.44 = 538,826.55/x
  3. Step 3: Cross multiply
    738,086.55x = 1,103,085.44 × 538,826.55
  4. Step 4: Simplify right side
    738,086.55x = 594,371,719,296.30
  5. Step 5: Solve for x
    x = 594,371,719,296.30/738,086.55
  6. Step 6: Final answer
    x = 805,287.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.