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Finding the Fourth Proportional to 363,364.30, 501,466.30 and 202,218.86

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Solution

The fourth proportional to 363,364.30, 501,466.30 and 202,218.86 is: 279,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,364.30 : 501,466.30 = 202,218.86 : x
  2. Step 2: Convert to fraction form
    363,364.30/501,466.30 = 202,218.86/x
  3. Step 3: Cross multiply
    363,364.30x = 501,466.30 × 202,218.86
  4. Step 4: Simplify right side
    363,364.30x = 101,405,943,514.42
  5. Step 5: Solve for x
    x = 101,405,943,514.42/363,364.30
  6. Step 6: Final answer
    x = 279,075.14

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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.