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Finding the Fourth Proportional to 635,983.98, 877,655.04 and 364,050.36

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Solution

The fourth proportional to 635,983.98, 877,655.04 and 364,050.36 is: 502,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,983.98 : 877,655.04 = 364,050.36 : x
  2. Step 2: Convert to fraction form
    635,983.98/877,655.04 = 364,050.36/x
  3. Step 3: Cross multiply
    635,983.98x = 877,655.04 × 364,050.36
  4. Step 4: Simplify right side
    635,983.98x = 319,510,633,267.81
  5. Step 5: Solve for x
    x = 319,510,633,267.81/635,983.98
  6. Step 6: Final answer
    x = 502,387.86

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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.