Home / 974,082.82-1,344,117.87-538,441.33

Finding the Fourth Proportional to 974,082.82, 1,344,117.87 and 538,441.33

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Solution

The fourth proportional to 974,082.82, 1,344,117.87 and 538,441.33 is: 742,984.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,082.82 : 1,344,117.87 = 538,441.33 : x
  2. Step 2: Convert to fraction form
    974,082.82/1,344,117.87 = 538,441.33/x
  3. Step 3: Cross multiply
    974,082.82x = 1,344,117.87 × 538,441.33
  4. Step 4: Simplify right side
    974,082.82x = 723,728,613,599.57
  5. Step 5: Solve for x
    x = 723,728,613,599.57/974,082.82
  6. Step 6: Final answer
    x = 742,984.68

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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.