Home / 967,887.05-1,335,679.76-538,141.55

Finding the Fourth Proportional to 967,887.05, 1,335,679.76 and 538,141.55

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Solution

The fourth proportional to 967,887.05, 1,335,679.76 and 538,141.55 is: 742,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,887.05 : 1,335,679.76 = 538,141.55 : x
  2. Step 2: Convert to fraction form
    967,887.05/1,335,679.76 = 538,141.55/x
  3. Step 3: Cross multiply
    967,887.05x = 1,335,679.76 × 538,141.55
  4. Step 4: Simplify right side
    967,887.05x = 718,784,773,659.32
  5. Step 5: Solve for x
    x = 718,784,773,659.32/967,887.05
  6. Step 6: Final answer
    x = 742,632.91

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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.