Home / 585,867.32-808,486.20-331,218.58

Finding the Fourth Proportional to 585,867.32, 808,486.20 and 331,218.58

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Solution

The fourth proportional to 585,867.32, 808,486.20 and 331,218.58 is: 457,075.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,867.32 : 808,486.20 = 331,218.58 : x
  2. Step 2: Convert to fraction form
    585,867.32/808,486.20 = 331,218.58/x
  3. Step 3: Cross multiply
    585,867.32x = 808,486.20 × 331,218.58
  4. Step 4: Simplify right side
    585,867.32x = 267,785,651,113.60
  5. Step 5: Solve for x
    x = 267,785,651,113.60/585,867.32
  6. Step 6: Final answer
    x = 457,075.59

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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.