Home / 253,817.46-380,727.06-64,277.76

Finding the Fourth Proportional to 253,817.46, 380,727.06 and 64,277.76

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Solution

The fourth proportional to 253,817.46, 380,727.06 and 64,277.76 is: 96,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,817.46 : 380,727.06 = 64,277.76 : x
  2. Step 2: Convert to fraction form
    253,817.46/380,727.06 = 64,277.76/x
  3. Step 3: Cross multiply
    253,817.46x = 380,727.06 × 64,277.76
  4. Step 4: Simplify right side
    253,817.46x = 24,472,282,588.19
  5. Step 5: Solve for x
    x = 24,472,282,588.19/253,817.46
  6. Step 6: Final answer
    x = 96,416.86

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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.