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Finding the Fourth Proportional to 585,966, 808,610.64 and 331,322.52

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Solution

The fourth proportional to 585,966, 808,610.64 and 331,322.52 is: 457,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,966 : 808,610.64 = 331,322.52 : x
  2. Step 2: Convert to fraction form
    585,966/808,610.64 = 331,322.52/x
  3. Step 3: Cross multiply
    585,966x = 808,610.64 × 331,322.52
  4. Step 4: Simplify right side
    585,966x = 267,910,914,943.61
  5. Step 5: Solve for x
    x = 267,910,914,943.61/585,966
  6. Step 6: Final answer
    x = 457,212.39

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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.