Home / 491,965.49-738,007.37-465,061.30

Finding the Fourth Proportional to 491,965.49, 738,007.37 and 465,061.30

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Solution

The fourth proportional to 491,965.49, 738,007.37 and 465,061.30 is: 697,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,965.49 : 738,007.37 = 465,061.30 : x
  2. Step 2: Convert to fraction form
    491,965.49/738,007.37 = 465,061.30/x
  3. Step 3: Cross multiply
    491,965.49x = 738,007.37 × 465,061.30
  4. Step 4: Simplify right side
    491,965.49x = 343,218,664,475.44
  5. Step 5: Solve for x
    x = 343,218,664,475.44/491,965.49
  6. Step 6: Final answer
    x = 697,647.84

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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.