Home / 761,904.70-1,143,085.47-229,443.10

Finding the Fourth Proportional to 761,904.70, 1,143,085.47 and 229,443.10

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Solution

The fourth proportional to 761,904.70, 1,143,085.47 and 229,443.10 is: 344,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,904.70 : 1,143,085.47 = 229,443.10 : x
  2. Step 2: Convert to fraction form
    761,904.70/1,143,085.47 = 229,443.10/x
  3. Step 3: Cross multiply
    761,904.70x = 1,143,085.47 × 229,443.10
  4. Step 4: Simplify right side
    761,904.70x = 262,273,073,801.76
  5. Step 5: Solve for x
    x = 262,273,073,801.76/761,904.70
  6. Step 6: Final answer
    x = 344,233.44

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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.