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Finding the Fourth Proportional to 255,706.82, 384,401.08 and 237,210.15

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Solution

The fourth proportional to 255,706.82, 384,401.08 and 237,210.15 is: 356,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,706.82 : 384,401.08 = 237,210.15 : x
  2. Step 2: Convert to fraction form
    255,706.82/384,401.08 = 237,210.15/x
  3. Step 3: Cross multiply
    255,706.82x = 384,401.08 × 237,210.15
  4. Step 4: Simplify right side
    255,706.82x = 91,183,836,660.91
  5. Step 5: Solve for x
    x = 91,183,836,660.91/255,706.82
  6. Step 6: Final answer
    x = 356,595.25

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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.