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Finding the Fourth Proportional to 474,544.53, 654,870.51 and 259,684.56

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Solution

The fourth proportional to 474,544.53, 654,870.51 and 259,684.56 is: 358,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,544.53 : 654,870.51 = 259,684.56 : x
  2. Step 2: Convert to fraction form
    474,544.53/654,870.51 = 259,684.56/x
  3. Step 3: Cross multiply
    474,544.53x = 654,870.51 × 259,684.56
  4. Step 4: Simplify right side
    474,544.53x = 170,059,760,246.33
  5. Step 5: Solve for x
    x = 170,059,760,246.33/474,544.53
  6. Step 6: Final answer
    x = 358,364.18

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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.