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Finding the Fourth Proportional to 560,182.94, 773,061.67 and 305,534.13

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Solution

The fourth proportional to 560,182.94, 773,061.67 and 305,534.13 is: 421,642.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,182.94 : 773,061.67 = 305,534.13 : x
  2. Step 2: Convert to fraction form
    560,182.94/773,061.67 = 305,534.13/x
  3. Step 3: Cross multiply
    560,182.94x = 773,061.67 × 305,534.13
  4. Step 4: Simplify right side
    560,182.94x = 236,196,722,262.73
  5. Step 5: Solve for x
    x = 236,196,722,262.73/560,182.94
  6. Step 6: Final answer
    x = 421,642.12

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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.