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Finding the Fourth Proportional to 635,041.10, 876,353.64 and 348,566.06

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Solution

The fourth proportional to 635,041.10, 876,353.64 and 348,566.06 is: 481,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,041.10 : 876,353.64 = 348,566.06 : x
  2. Step 2: Convert to fraction form
    635,041.10/876,353.64 = 348,566.06/x
  3. Step 3: Cross multiply
    635,041.10x = 876,353.64 × 348,566.06
  4. Step 4: Simplify right side
    635,041.10x = 305,467,135,461.46
  5. Step 5: Solve for x
    x = 305,467,135,461.46/635,041.10
  6. Step 6: Final answer
    x = 481,019.47

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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.