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Finding the Fourth Proportional to 560,342.46, 773,359.20 and 330,924.54

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Solution

The fourth proportional to 560,342.46, 773,359.20 and 330,924.54 is: 456,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,342.46 : 773,359.20 = 330,924.54 : x
  2. Step 2: Convert to fraction form
    560,342.46/773,359.20 = 330,924.54/x
  3. Step 3: Cross multiply
    560,342.46x = 773,359.20 × 330,924.54
  4. Step 4: Simplify right side
    560,342.46x = 255,923,537,514.77
  5. Step 5: Solve for x
    x = 255,923,537,514.77/560,342.46
  6. Step 6: Final answer
    x = 456,727.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.