Home / 1,437.10-2,155.59-463.18

Finding the Fourth Proportional to 1,437.10, 2,155.59 and 463.18

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Solution

The fourth proportional to 1,437.10, 2,155.59 and 463.18 is: 694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.10 : 2,155.59 = 463.18 : x
  2. Step 2: Convert to fraction form
    1,437.10/2,155.59 = 463.18/x
  3. Step 3: Cross multiply
    1,437.10x = 2,155.59 × 463.18
  4. Step 4: Simplify right side
    1,437.10x = 998,426.18
  5. Step 5: Solve for x
    x = 998,426.18/1,437.10
  6. Step 6: Final answer
    x = 694.75

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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.