Home / 474,542.47-654,868.67-259,682.55

Finding the Fourth Proportional to 474,542.47, 654,868.67 and 259,682.55

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Solution

The fourth proportional to 474,542.47, 654,868.67 and 259,682.55 is: 358,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,542.47 : 654,868.67 = 259,682.55 : x
  2. Step 2: Convert to fraction form
    474,542.47/654,868.67 = 259,682.55/x
  3. Step 3: Cross multiply
    474,542.47x = 654,868.67 × 259,682.55
  4. Step 4: Simplify right side
    474,542.47x = 170,057,966,140.71
  5. Step 5: Solve for x
    x = 170,057,966,140.71/474,542.47
  6. Step 6: Final answer
    x = 358,361.95

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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.