Home / 939,507.49-1,409,248.94-229,541.68

Finding the Fourth Proportional to 939,507.49, 1,409,248.94 and 229,541.68

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Solution

The fourth proportional to 939,507.49, 1,409,248.94 and 229,541.68 is: 344,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,507.49 : 1,409,248.94 = 229,541.68 : x
  2. Step 2: Convert to fraction form
    939,507.49/1,409,248.94 = 229,541.68/x
  3. Step 3: Cross multiply
    939,507.49x = 1,409,248.94 × 229,541.68
  4. Step 4: Simplify right side
    939,507.49x = 323,481,364,554.99
  5. Step 5: Solve for x
    x = 323,481,364,554.99/939,507.49
  6. Step 6: Final answer
    x = 344,309.51

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Double scale
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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.