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Finding the Fourth Proportional to 435,144.54, 652,703.12 and 119,598.72

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Solution

The fourth proportional to 435,144.54, 652,703.12 and 119,598.72 is: 179,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,144.54 : 652,703.12 = 119,598.72 : x
  2. Step 2: Convert to fraction form
    435,144.54/652,703.12 = 119,598.72/x
  3. Step 3: Cross multiply
    435,144.54x = 652,703.12 × 119,598.72
  4. Step 4: Simplify right side
    435,144.54x = 78,062,457,692.01
  5. Step 5: Solve for x
    x = 78,062,457,692.01/435,144.54
  6. Step 6: Final answer
    x = 179,394.32

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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.