Home / 585,967.03-808,651.56-331,312.75

Finding the Fourth Proportional to 585,967.03, 808,651.56 and 331,312.75

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Solution

The fourth proportional to 585,967.03, 808,651.56 and 331,312.75 is: 457,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,967.03 : 808,651.56 = 331,312.75 : x
  2. Step 2: Convert to fraction form
    585,967.03/808,651.56 = 331,312.75/x
  3. Step 3: Cross multiply
    585,967.03x = 808,651.56 × 331,312.75
  4. Step 4: Simplify right side
    585,967.03x = 267,916,572,135.39
  5. Step 5: Solve for x
    x = 267,916,572,135.39/585,967.03
  6. Step 6: Final answer
    x = 457,221.24

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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.