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Finding the Fourth Proportional to 1,507.95, 2,262.24 and 534.69

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Solution

The fourth proportional to 1,507.95, 2,262.24 and 534.69 is: 802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.95 : 2,262.24 = 534.69 : x
  2. Step 2: Convert to fraction form
    1,507.95/2,262.24 = 534.69/x
  3. Step 3: Cross multiply
    1,507.95x = 2,262.24 × 534.69
  4. Step 4: Simplify right side
    1,507.95x = 1,209,597.11
  5. Step 5: Solve for x
    x = 1,209,597.11/1,507.95
  6. Step 6: Final answer
    x = 802.15

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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.