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Finding the Fourth Proportional to 609,263.52, 840,792.56 and 350,998

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Solution

The fourth proportional to 609,263.52, 840,792.56 and 350,998 is: 484,382.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,263.52 : 840,792.56 = 350,998 : x
  2. Step 2: Convert to fraction form
    609,263.52/840,792.56 = 350,998/x
  3. Step 3: Cross multiply
    609,263.52x = 840,792.56 × 350,998
  4. Step 4: Simplify right side
    609,263.52x = 295,116,506,974.88
  5. Step 5: Solve for x
    x = 295,116,506,974.88/609,263.52
  6. Step 6: Final answer
    x = 484,382.37

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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.