Home / 1,460.30-2,190.68-535.65

Finding the Fourth Proportional to 1,460.30, 2,190.68 and 535.65

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Solution

The fourth proportional to 1,460.30, 2,190.68 and 535.65 is: 803.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.30 : 2,190.68 = 535.65 : x
  2. Step 2: Convert to fraction form
    1,460.30/2,190.68 = 535.65/x
  3. Step 3: Cross multiply
    1,460.30x = 2,190.68 × 535.65
  4. Step 4: Simplify right side
    1,460.30x = 1,173,435.06
  5. Step 5: Solve for x
    x = 1,173,435.06/1,460.30
  6. Step 6: Final answer
    x = 803.56

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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.