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Finding the Fourth Proportional to 363,823.65, 501,807.67 and 266,994.80

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Solution

The fourth proportional to 363,823.65, 501,807.67 and 266,994.80 is: 368,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,823.65 : 501,807.67 = 266,994.80 : x
  2. Step 2: Convert to fraction form
    363,823.65/501,807.67 = 266,994.80/x
  3. Step 3: Cross multiply
    363,823.65x = 501,807.67 × 266,994.80
  4. Step 4: Simplify right side
    363,823.65x = 133,980,037,195.37
  5. Step 5: Solve for x
    x = 133,980,037,195.37/363,823.65
  6. Step 6: Final answer
    x = 368,255.44

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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.