Home / 436,931.88-603,152.22-293,775.36

Finding the Fourth Proportional to 436,931.88, 603,152.22 and 293,775.36

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Solution

The fourth proportional to 436,931.88, 603,152.22 and 293,775.36 is: 405,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,931.88 : 603,152.22 = 293,775.36 : x
  2. Step 2: Convert to fraction form
    436,931.88/603,152.22 = 293,775.36/x
  3. Step 3: Cross multiply
    436,931.88x = 603,152.22 × 293,775.36
  4. Step 4: Simplify right side
    436,931.88x = 177,191,260,565.30
  5. Step 5: Solve for x
    x = 177,191,260,565.30/436,931.88
  6. Step 6: Final answer
    x = 405,535.21

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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.