Home / 480,578.24-663,190.68-262,787.62

Finding the Fourth Proportional to 480,578.24, 663,190.68 and 262,787.62

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Solution

The fourth proportional to 480,578.24, 663,190.68 and 262,787.62 is: 362,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,578.24 : 663,190.68 = 262,787.62 : x
  2. Step 2: Convert to fraction form
    480,578.24/663,190.68 = 262,787.62/x
  3. Step 3: Cross multiply
    480,578.24x = 663,190.68 × 262,787.62
  4. Step 4: Simplify right side
    480,578.24x = 174,278,300,403.38
  5. Step 5: Solve for x
    x = 174,278,300,403.38/480,578.24
  6. Step 6: Final answer
    x = 362,642.93

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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.