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Finding the Fourth Proportional to 356,452.08, 534,678.12 and 119,794.76

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Solution

The fourth proportional to 356,452.08, 534,678.12 and 119,794.76 is: 179,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,452.08 : 534,678.12 = 119,794.76 : x
  2. Step 2: Convert to fraction form
    356,452.08/534,678.12 = 119,794.76/x
  3. Step 3: Cross multiply
    356,452.08x = 534,678.12 × 119,794.76
  4. Step 4: Simplify right side
    356,452.08x = 64,051,637,062.65
  5. Step 5: Solve for x
    x = 64,051,637,062.65/356,452.08
  6. Step 6: Final answer
    x = 179,692.14

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Similar ratio
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1.5x scale

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.