Home / 761,248.50-1,141,828.83-228,758.10

Finding the Fourth Proportional to 761,248.50, 1,141,828.83 and 228,758.10

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Solution

The fourth proportional to 761,248.50, 1,141,828.83 and 228,758.10 is: 343,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,248.50 : 1,141,828.83 = 228,758.10 : x
  2. Step 2: Convert to fraction form
    761,248.50/1,141,828.83 = 228,758.10/x
  3. Step 3: Cross multiply
    761,248.50x = 1,141,828.83 × 228,758.10
  4. Step 4: Simplify right side
    761,248.50x = 261,202,593,676.02
  5. Step 5: Solve for x
    x = 261,202,593,676.02/761,248.50
  6. Step 6: Final answer
    x = 343,123.95

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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.