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Finding the Fourth Proportional to 635,897.40, 877,587.24 and 364,050.56

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Solution

The fourth proportional to 635,897.40, 877,587.24 and 364,050.56 is: 502,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,897.40 : 877,587.24 = 364,050.56 : x
  2. Step 2: Convert to fraction form
    635,897.40/877,587.24 = 364,050.56/x
  3. Step 3: Cross multiply
    635,897.40x = 877,587.24 × 364,050.56
  4. Step 4: Simplify right side
    635,897.40x = 319,486,121,782.92
  5. Step 5: Solve for x
    x = 319,486,121,782.92/635,897.40
  6. Step 6: Final answer
    x = 502,417.72

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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.