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Finding the Fourth Proportional to 474,796.52, 655,199.46 and 259,931.24

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Solution

The fourth proportional to 474,796.52, 655,199.46 and 259,931.24 is: 358,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,796.52 : 655,199.46 = 259,931.24 : x
  2. Step 2: Convert to fraction form
    474,796.52/655,199.46 = 259,931.24/x
  3. Step 3: Cross multiply
    474,796.52x = 655,199.46 × 259,931.24
  4. Step 4: Simplify right side
    474,796.52x = 170,306,808,085.13
  5. Step 5: Solve for x
    x = 170,306,808,085.13/474,796.52
  6. Step 6: Final answer
    x = 358,694.31

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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.