Home / 457,180.62-630,919.49-260,943.19

Finding the Fourth Proportional to 457,180.62, 630,919.49 and 260,943.19

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Solution

The fourth proportional to 457,180.62, 630,919.49 and 260,943.19 is: 360,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,180.62 : 630,919.49 = 260,943.19 : x
  2. Step 2: Convert to fraction form
    457,180.62/630,919.49 = 260,943.19/x
  3. Step 3: Cross multiply
    457,180.62x = 630,919.49 × 260,943.19
  4. Step 4: Simplify right side
    457,180.62x = 164,634,144,353.77
  5. Step 5: Solve for x
    x = 164,634,144,353.77/457,180.62
  6. Step 6: Final answer
    x = 360,107.44

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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.