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Finding the Fourth Proportional to 635,059.99, 876,385.61 and 348,582.43

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Solution

The fourth proportional to 635,059.99, 876,385.61 and 348,582.43 is: 481,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,059.99 : 876,385.61 = 348,582.43 : x
  2. Step 2: Convert to fraction form
    635,059.99/876,385.61 = 348,582.43/x
  3. Step 3: Cross multiply
    635,059.99x = 876,385.61 × 348,582.43
  4. Step 4: Simplify right side
    635,059.99x = 305,492,625,550.83
  5. Step 5: Solve for x
    x = 305,492,625,550.83/635,059.99
  6. Step 6: Final answer
    x = 481,045.30

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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.