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Finding the Fourth Proportional to 635,366.04, 876,798.83 and 344,971.22

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Solution

The fourth proportional to 635,366.04, 876,798.83 and 344,971.22 is: 476,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,366.04 : 876,798.83 = 344,971.22 : x
  2. Step 2: Convert to fraction form
    635,366.04/876,798.83 = 344,971.22/x
  3. Step 3: Cross multiply
    635,366.04x = 876,798.83 × 344,971.22
  4. Step 4: Simplify right side
    635,366.04x = 302,470,355,970.82
  5. Step 5: Solve for x
    x = 302,470,355,970.82/635,366.04
  6. Step 6: Final answer
    x = 476,056.85

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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.