Home / 585,984.78-808,635.96-331,330.50

Finding the Fourth Proportional to 585,984.78, 808,635.96 and 331,330.50

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Solution

The fourth proportional to 585,984.78, 808,635.96 and 331,330.50 is: 457,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,984.78 : 808,635.96 = 331,330.50 : x
  2. Step 2: Convert to fraction form
    585,984.78/808,635.96 = 331,330.50/x
  3. Step 3: Cross multiply
    585,984.78x = 808,635.96 × 331,330.50
  4. Step 4: Simplify right side
    585,984.78x = 267,925,756,944.78
  5. Step 5: Solve for x
    x = 267,925,756,944.78/585,984.78
  6. Step 6: Final answer
    x = 457,223.06

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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.