Home / 800,891.06-1,105,280.98-461,353.46

Finding the Fourth Proportional to 800,891.06, 1,105,280.98 and 461,353.46

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Solution

The fourth proportional to 800,891.06, 1,105,280.98 and 461,353.46 is: 636,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,891.06 : 1,105,280.98 = 461,353.46 : x
  2. Step 2: Convert to fraction form
    800,891.06/1,105,280.98 = 461,353.46/x
  3. Step 3: Cross multiply
    800,891.06x = 1,105,280.98 × 461,353.46
  4. Step 4: Simplify right side
    800,891.06x = 509,925,197,715.40
  5. Step 5: Solve for x
    x = 509,925,197,715.40/800,891.06
  6. Step 6: Final answer
    x = 636,697.33

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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.