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Finding the Fourth Proportional to 560,696.92, 773,978.70 and 334,359.16

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Solution

The fourth proportional to 560,696.92, 773,978.70 and 334,359.16 is: 461,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,696.92 : 773,978.70 = 334,359.16 : x
  2. Step 2: Convert to fraction form
    560,696.92/773,978.70 = 334,359.16/x
  3. Step 3: Cross multiply
    560,696.92x = 773,978.70 × 334,359.16
  4. Step 4: Simplify right side
    560,696.92x = 258,786,867,989.89
  5. Step 5: Solve for x
    x = 258,786,867,989.89/560,696.92
  6. Step 6: Final answer
    x = 461,545.01

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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.