Home / 901,167.68-1,243,527.12-538,519.52

Finding the Fourth Proportional to 901,167.68, 1,243,527.12 and 538,519.52

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Solution

The fourth proportional to 901,167.68, 1,243,527.12 and 538,519.52 is: 743,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,167.68 : 1,243,527.12 = 538,519.52 : x
  2. Step 2: Convert to fraction form
    901,167.68/1,243,527.12 = 538,519.52/x
  3. Step 3: Cross multiply
    901,167.68x = 1,243,527.12 × 538,519.52
  4. Step 4: Simplify right side
    901,167.68x = 669,663,627,769.38
  5. Step 5: Solve for x
    x = 669,663,627,769.38/901,167.68
  6. Step 6: Final answer
    x = 743,106.57

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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.