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Finding the Fourth Proportional to 534,750.21, 801,585.56 and 335,210.72

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Solution

The fourth proportional to 534,750.21, 801,585.56 and 335,210.72 is: 502,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,750.21 : 801,585.56 = 335,210.72 : x
  2. Step 2: Convert to fraction form
    534,750.21/801,585.56 = 335,210.72/x
  3. Step 3: Cross multiply
    534,750.21x = 801,585.56 × 335,210.72
  4. Step 4: Simplify right side
    534,750.21x = 268,700,072,709.20
  5. Step 5: Solve for x
    x = 268,700,072,709.20/534,750.21
  6. Step 6: Final answer
    x = 502,477.73

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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.