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Finding the Fourth Proportional to 701,034.40, 1,049,996.40 and 607,722.40

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Solution

The fourth proportional to 701,034.40, 1,049,996.40 and 607,722.40 is: 910,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,034.40 : 1,049,996.40 = 607,722.40 : x
  2. Step 2: Convert to fraction form
    701,034.40/1,049,996.40 = 607,722.40/x
  3. Step 3: Cross multiply
    701,034.40x = 1,049,996.40 × 607,722.40
  4. Step 4: Simplify right side
    701,034.40x = 638,106,332,199.36
  5. Step 5: Solve for x
    x = 638,106,332,199.36/701,034.40
  6. Step 6: Final answer
    x = 910,235.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.