Home / 680,623.98-1,021,567.22-343,901.10

Finding the Fourth Proportional to 680,623.98, 1,021,567.22 and 343,901.10

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Solution

The fourth proportional to 680,623.98, 1,021,567.22 and 343,901.10 is: 516,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,623.98 : 1,021,567.22 = 343,901.10 : x
  2. Step 2: Convert to fraction form
    680,623.98/1,021,567.22 = 343,901.10/x
  3. Step 3: Cross multiply
    680,623.98x = 1,021,567.22 × 343,901.10
  4. Step 4: Simplify right side
    680,623.98x = 351,318,088,962.44
  5. Step 5: Solve for x
    x = 351,318,088,962.44/680,623.98
  6. Step 6: Final answer
    x = 516,170.60

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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.