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Finding the Fourth Proportional to 1,535.48, 2,304.02 and 714.35

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Solution

The fourth proportional to 1,535.48, 2,304.02 and 714.35 is: 1,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.48 : 2,304.02 = 714.35 : x
  2. Step 2: Convert to fraction form
    1,535.48/2,304.02 = 714.35/x
  3. Step 3: Cross multiply
    1,535.48x = 2,304.02 × 714.35
  4. Step 4: Simplify right side
    1,535.48x = 1,645,861.60
  5. Step 5: Solve for x
    x = 1,645,861.60/1,535.48
  6. Step 6: Final answer
    x = 1,071.89

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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.