Home / 942,383.52-1,413,275.76-311,179.68

Finding the Fourth Proportional to 942,383.52, 1,413,275.76 and 311,179.68

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Solution

The fourth proportional to 942,383.52, 1,413,275.76 and 311,179.68 is: 466,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,383.52 : 1,413,275.76 = 311,179.68 : x
  2. Step 2: Convert to fraction form
    942,383.52/1,413,275.76 = 311,179.68/x
  3. Step 3: Cross multiply
    942,383.52x = 1,413,275.76 × 311,179.68
  4. Step 4: Simplify right side
    942,383.52x = 439,782,698,748.56
  5. Step 5: Solve for x
    x = 439,782,698,748.56/942,383.52
  6. Step 6: Final answer
    x = 466,670.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.