Home / 474,815.29-655,247.01-259,975.36

Finding the Fourth Proportional to 474,815.29, 655,247.01 and 259,975.36

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Solution

The fourth proportional to 474,815.29, 655,247.01 and 259,975.36 is: 358,767.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,815.29 : 655,247.01 = 259,975.36 : x
  2. Step 2: Convert to fraction form
    474,815.29/655,247.01 = 259,975.36/x
  3. Step 3: Cross multiply
    474,815.29x = 655,247.01 × 259,975.36
  4. Step 4: Simplify right side
    474,815.29x = 170,348,077,313.67
  5. Step 5: Solve for x
    x = 170,348,077,313.67/474,815.29
  6. Step 6: Final answer
    x = 358,767.04

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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.