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Finding the Fourth Proportional to 560,304.24, 773,256.38 and 318,609.30

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Solution

The fourth proportional to 560,304.24, 773,256.38 and 318,609.30 is: 439,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,304.24 : 773,256.38 = 318,609.30 : x
  2. Step 2: Convert to fraction form
    560,304.24/773,256.38 = 318,609.30/x
  3. Step 3: Cross multiply
    560,304.24x = 773,256.38 × 318,609.30
  4. Step 4: Simplify right side
    560,304.24x = 246,366,673,952.33
  5. Step 5: Solve for x
    x = 246,366,673,952.33/560,304.24
  6. Step 6: Final answer
    x = 439,701.61

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1.5x scale

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.