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Finding the Fourth Proportional to 836,668.80, 1,154,558.76 and 474,097

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Solution

The fourth proportional to 836,668.80, 1,154,558.76 and 474,097 is: 654,228.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,668.80 : 1,154,558.76 = 474,097 : x
  2. Step 2: Convert to fraction form
    836,668.80/1,154,558.76 = 474,097/x
  3. Step 3: Cross multiply
    836,668.80x = 1,154,558.76 × 474,097
  4. Step 4: Simplify right side
    836,668.80x = 547,372,844,439.72
  5. Step 5: Solve for x
    x = 547,372,844,439.72/836,668.80
  6. Step 6: Final answer
    x = 654,228.82

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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.