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Finding the Fourth Proportional to 528,027.90, 792,041.85 and 304,079.10

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Solution

The fourth proportional to 528,027.90, 792,041.85 and 304,079.10 is: 456,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,027.90 : 792,041.85 = 304,079.10 : x
  2. Step 2: Convert to fraction form
    528,027.90/792,041.85 = 304,079.10/x
  3. Step 3: Cross multiply
    528,027.90x = 792,041.85 × 304,079.10
  4. Step 4: Simplify right side
    528,027.90x = 240,843,372,910.34
  5. Step 5: Solve for x
    x = 240,843,372,910.34/528,027.90
  6. Step 6: Final answer
    x = 456,118.65

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Similar ratio
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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.