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Finding the Fourth Proportional to 1,505.94, 2,259.52 and 581.93

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Solution

The fourth proportional to 1,505.94, 2,259.52 and 581.93 is: 873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.94 : 2,259.52 = 581.93 : x
  2. Step 2: Convert to fraction form
    1,505.94/2,259.52 = 581.93/x
  3. Step 3: Cross multiply
    1,505.94x = 2,259.52 × 581.93
  4. Step 4: Simplify right side
    1,505.94x = 1,314,882.47
  5. Step 5: Solve for x
    x = 1,314,882.47/1,505.94
  6. Step 6: Final answer
    x = 873.13

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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.