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Finding the Fourth Proportional to 474,618.95, 654,970.29 and 259,758.52

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Solution

The fourth proportional to 474,618.95, 654,970.29 and 259,758.52 is: 358,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,618.95 : 654,970.29 = 259,758.52 : x
  2. Step 2: Convert to fraction form
    474,618.95/654,970.29 = 259,758.52/x
  3. Step 3: Cross multiply
    474,618.95x = 654,970.29 × 259,758.52
  4. Step 4: Simplify right side
    474,618.95x = 170,134,110,562.85
  5. Step 5: Solve for x
    x = 170,134,110,562.85/474,618.95
  6. Step 6: Final answer
    x = 358,464.64

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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.