Home / 409,338.20-614,007.30-369,972.20

Finding the Fourth Proportional to 409,338.20, 614,007.30 and 369,972.20

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Solution

The fourth proportional to 409,338.20, 614,007.30 and 369,972.20 is: 554,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,338.20 : 614,007.30 = 369,972.20 : x
  2. Step 2: Convert to fraction form
    409,338.20/614,007.30 = 369,972.20/x
  3. Step 3: Cross multiply
    409,338.20x = 614,007.30 × 369,972.20
  4. Step 4: Simplify right side
    409,338.20x = 227,165,631,597.06
  5. Step 5: Solve for x
    x = 227,165,631,597.06/409,338.20
  6. Step 6: Final answer
    x = 554,958.30

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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.