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Finding the Fourth Proportional to 474,158.67, 654,338.94 and 259,298.88

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Solution

The fourth proportional to 474,158.67, 654,338.94 and 259,298.88 is: 357,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,158.67 : 654,338.94 = 259,298.88 : x
  2. Step 2: Convert to fraction form
    474,158.67/654,338.94 = 259,298.88/x
  3. Step 3: Cross multiply
    474,158.67x = 654,338.94 × 259,298.88
  4. Step 4: Simplify right side
    474,158.67x = 169,669,356,566.48
  5. Step 5: Solve for x
    x = 169,669,356,566.48/474,158.67
  6. Step 6: Final answer
    x = 357,832.44

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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.