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Finding the Fourth Proportional to 534,600.32, 801,803.58 and 214,739.30

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Solution

The fourth proportional to 534,600.32, 801,803.58 and 214,739.30 is: 322,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,600.32 : 801,803.58 = 214,739.30 : x
  2. Step 2: Convert to fraction form
    534,600.32/801,803.58 = 214,739.30/x
  3. Step 3: Cross multiply
    534,600.32x = 801,803.58 × 214,739.30
  4. Step 4: Simplify right side
    534,600.32x = 172,178,739,506.69
  5. Step 5: Solve for x
    x = 172,178,739,506.69/534,600.32
  6. Step 6: Final answer
    x = 322,070.03

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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.