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Finding the Fourth Proportional to 560,653.56, 773,696.34 and 306,002.52

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Solution

The fourth proportional to 560,653.56, 773,696.34 and 306,002.52 is: 422,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,653.56 : 773,696.34 = 306,002.52 : x
  2. Step 2: Convert to fraction form
    560,653.56/773,696.34 = 306,002.52/x
  3. Step 3: Cross multiply
    560,653.56x = 773,696.34 × 306,002.52
  4. Step 4: Simplify right side
    560,653.56x = 236,753,029,754.78
  5. Step 5: Solve for x
    x = 236,753,029,754.78/560,653.56
  6. Step 6: Final answer
    x = 422,280.44

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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.