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Finding the Fourth Proportional to 474,402.71, 654,683.12 and 259,546.37

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Solution

The fourth proportional to 474,402.71, 654,683.12 and 259,546.37 is: 358,178.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,402.71 : 654,683.12 = 259,546.37 : x
  2. Step 2: Convert to fraction form
    474,402.71/654,683.12 = 259,546.37/x
  3. Step 3: Cross multiply
    474,402.71x = 654,683.12 × 259,546.37
  4. Step 4: Simplify right side
    474,402.71x = 169,920,625,158.37
  5. Step 5: Solve for x
    x = 169,920,625,158.37/474,402.71
  6. Step 6: Final answer
    x = 358,178.02

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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.