Home / 1,098,259.14-1,647,219.40-299,605.62

Finding the Fourth Proportional to 1,098,259.14, 1,647,219.40 and 299,605.62

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Solution

The fourth proportional to 1,098,259.14, 1,647,219.40 and 299,605.62 is: 449,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,259.14 : 1,647,219.40 = 299,605.62 : x
  2. Step 2: Convert to fraction form
    1,098,259.14/1,647,219.40 = 299,605.62/x
  3. Step 3: Cross multiply
    1,098,259.14x = 1,647,219.40 × 299,605.62
  4. Step 4: Simplify right side
    1,098,259.14x = 493,516,189,613.03
  5. Step 5: Solve for x
    x = 493,516,189,613.03/1,098,259.14
  6. Step 6: Final answer
    x = 449,362.24

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1.5x scale

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.