Home / 277,875.28-383,464.29-157,008.70

Finding the Fourth Proportional to 277,875.28, 383,464.29 and 157,008.70

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Solution

The fourth proportional to 277,875.28, 383,464.29 and 157,008.70 is: 216,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,875.28 : 383,464.29 = 157,008.70 : x
  2. Step 2: Convert to fraction form
    277,875.28/383,464.29 = 157,008.70/x
  3. Step 3: Cross multiply
    277,875.28x = 383,464.29 × 157,008.70
  4. Step 4: Simplify right side
    277,875.28x = 60,207,229,669.32
  5. Step 5: Solve for x
    x = 60,207,229,669.32/277,875.28
  6. Step 6: Final answer
    x = 216,669.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.