Home / 635,922.32-877,583.04-363,989.12

Finding the Fourth Proportional to 635,922.32, 877,583.04 and 363,989.12

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Solution

The fourth proportional to 635,922.32, 877,583.04 and 363,989.12 is: 502,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,922.32 : 877,583.04 = 363,989.12 : x
  2. Step 2: Convert to fraction form
    635,922.32/877,583.04 = 363,989.12/x
  3. Step 3: Cross multiply
    635,922.32x = 877,583.04 × 363,989.12
  4. Step 4: Simplify right side
    635,922.32x = 319,430,678,456.53
  5. Step 5: Solve for x
    x = 319,430,678,456.53/635,922.32
  6. Step 6: Final answer
    x = 502,310.85

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1.5x scale

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.