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Finding the Fourth Proportional to 652,461.36, 902,172.72 and 568,480.56

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Solution

The fourth proportional to 652,461.36, 902,172.72 and 568,480.56 is: 786,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,461.36 : 902,172.72 = 568,480.56 : x
  2. Step 2: Convert to fraction form
    652,461.36/902,172.72 = 568,480.56/x
  3. Step 3: Cross multiply
    652,461.36x = 902,172.72 × 568,480.56
  4. Step 4: Simplify right side
    652,461.36x = 512,867,653,082.32
  5. Step 5: Solve for x
    x = 512,867,653,082.32/652,461.36
  6. Step 6: Final answer
    x = 786,050.61

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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.