Home / 426,767.84-588,440.04-290,882.24

Finding the Fourth Proportional to 426,767.84, 588,440.04 and 290,882.24

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Solution

The fourth proportional to 426,767.84, 588,440.04 and 290,882.24 is: 401,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,767.84 : 588,440.04 = 290,882.24 : x
  2. Step 2: Convert to fraction form
    426,767.84/588,440.04 = 290,882.24/x
  3. Step 3: Cross multiply
    426,767.84x = 588,440.04 × 290,882.24
  4. Step 4: Simplify right side
    426,767.84x = 171,166,756,940.89
  5. Step 5: Solve for x
    x = 171,166,756,940.89/426,767.84
  6. Step 6: Final answer
    x = 401,076.98

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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.