Home / 572,966.49-790,647.46-331,264.63

Finding the Fourth Proportional to 572,966.49, 790,647.46 and 331,264.63

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Solution

The fourth proportional to 572,966.49, 790,647.46 and 331,264.63 is: 457,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,966.49 : 790,647.46 = 331,264.63 : x
  2. Step 2: Convert to fraction form
    572,966.49/790,647.46 = 331,264.63/x
  3. Step 3: Cross multiply
    572,966.49x = 790,647.46 × 331,264.63
  4. Step 4: Simplify right side
    572,966.49x = 261,913,538,297.34
  5. Step 5: Solve for x
    x = 261,913,538,297.34/572,966.49
  6. Step 6: Final answer
    x = 457,118.42

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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.