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Finding the Fourth Proportional to 593,417.20, 889,732.20 and 327,305.20

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Solution

The fourth proportional to 593,417.20, 889,732.20 and 327,305.20 is: 490,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,417.20 : 889,732.20 = 327,305.20 : x
  2. Step 2: Convert to fraction form
    593,417.20/889,732.20 = 327,305.20/x
  3. Step 3: Cross multiply
    593,417.20x = 889,732.20 × 327,305.20
  4. Step 4: Simplify right side
    593,417.20x = 291,213,975,667.44
  5. Step 5: Solve for x
    x = 291,213,975,667.44/593,417.20
  6. Step 6: Final answer
    x = 490,740.71

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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.