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Finding the Fourth Proportional to 1,554.96, 2,329.02 and 904.08

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Solution

The fourth proportional to 1,554.96, 2,329.02 and 904.08 is: 1,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.96 : 2,329.02 = 904.08 : x
  2. Step 2: Convert to fraction form
    1,554.96/2,329.02 = 904.08/x
  3. Step 3: Cross multiply
    1,554.96x = 2,329.02 × 904.08
  4. Step 4: Simplify right side
    1,554.96x = 2,105,620.40
  5. Step 5: Solve for x
    x = 2,105,620.40/1,554.96
  6. Step 6: Final answer
    x = 1,354.13

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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.