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Finding the Fourth Proportional to 1,032.07, 1,548.10 and 348.07

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Solution

The fourth proportional to 1,032.07, 1,548.10 and 348.07 is: 522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.07 : 1,548.10 = 348.07 : x
  2. Step 2: Convert to fraction form
    1,032.07/1,548.10 = 348.07/x
  3. Step 3: Cross multiply
    1,032.07x = 1,548.10 × 348.07
  4. Step 4: Simplify right side
    1,032.07x = 538,837.69
  5. Step 5: Solve for x
    x = 538,837.69/1,032.07
  6. Step 6: Final answer
    x = 522.10

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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.