Home / 696,892.21-1,045,366.67-331,966.23

Finding the Fourth Proportional to 696,892.21, 1,045,366.67 and 331,966.23

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Solution

The fourth proportional to 696,892.21, 1,045,366.67 and 331,966.23 is: 497,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,892.21 : 1,045,366.67 = 331,966.23 : x
  2. Step 2: Convert to fraction form
    696,892.21/1,045,366.67 = 331,966.23/x
  3. Step 3: Cross multiply
    696,892.21x = 1,045,366.67 × 331,966.23
  4. Step 4: Simplify right side
    696,892.21x = 347,026,432,407.55
  5. Step 5: Solve for x
    x = 347,026,432,407.55/696,892.21
  6. Step 6: Final answer
    x = 497,962.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.