Home / 494,931.96-683,008.20-268,579.08

Finding the Fourth Proportional to 494,931.96, 683,008.20 and 268,579.08

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Solution

The fourth proportional to 494,931.96, 683,008.20 and 268,579.08 is: 370,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,931.96 : 683,008.20 = 268,579.08 : x
  2. Step 2: Convert to fraction form
    494,931.96/683,008.20 = 268,579.08/x
  3. Step 3: Cross multiply
    494,931.96x = 683,008.20 × 268,579.08
  4. Step 4: Simplify right side
    494,931.96x = 183,441,713,988.46
  5. Step 5: Solve for x
    x = 183,441,713,988.46/494,931.96
  6. Step 6: Final answer
    x = 370,640.27

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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.