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Finding the Fourth Proportional to 474,197.68, 654,383.64 and 259,337.08

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Solution

The fourth proportional to 474,197.68, 654,383.64 and 259,337.08 is: 357,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,197.68 : 654,383.64 = 259,337.08 : x
  2. Step 2: Convert to fraction form
    474,197.68/654,383.64 = 259,337.08/x
  3. Step 3: Cross multiply
    474,197.68x = 654,383.64 × 259,337.08
  4. Step 4: Simplify right side
    474,197.68x = 169,705,942,397.37
  5. Step 5: Solve for x
    x = 169,705,942,397.37/474,197.68
  6. Step 6: Final answer
    x = 357,880.16

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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.