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Finding the Fourth Proportional to 1,482.81, 2,224.41 and 508.98

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Solution

The fourth proportional to 1,482.81, 2,224.41 and 508.98 is: 763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.81 : 2,224.41 = 508.98 : x
  2. Step 2: Convert to fraction form
    1,482.81/2,224.41 = 508.98/x
  3. Step 3: Cross multiply
    1,482.81x = 2,224.41 × 508.98
  4. Step 4: Simplify right side
    1,482.81x = 1,132,180.20
  5. Step 5: Solve for x
    x = 1,132,180.20/1,482.81
  6. Step 6: Final answer
    x = 763.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.