Home / 1,036.51-1,554.49-306.13

Finding the Fourth Proportional to 1,036.51, 1,554.49 and 306.13

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Solution

The fourth proportional to 1,036.51, 1,554.49 and 306.13 is: 459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.51 : 1,554.49 = 306.13 : x
  2. Step 2: Convert to fraction form
    1,036.51/1,554.49 = 306.13/x
  3. Step 3: Cross multiply
    1,036.51x = 1,554.49 × 306.13
  4. Step 4: Simplify right side
    1,036.51x = 475,876.02
  5. Step 5: Solve for x
    x = 475,876.02/1,036.51
  6. Step 6: Final answer
    x = 459.11

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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.