Home / 771,118.92-1,156,732.45-238,569.84

Finding the Fourth Proportional to 771,118.92, 1,156,732.45 and 238,569.84

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Solution

The fourth proportional to 771,118.92, 1,156,732.45 and 238,569.84 is: 357,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,118.92 : 1,156,732.45 = 238,569.84 : x
  2. Step 2: Convert to fraction form
    771,118.92/1,156,732.45 = 238,569.84/x
  3. Step 3: Cross multiply
    771,118.92x = 1,156,732.45 × 238,569.84
  4. Step 4: Simplify right side
    771,118.92x = 275,961,474,922.88
  5. Step 5: Solve for x
    x = 275,961,474,922.88/771,118.92
  6. Step 6: Final answer
    x = 357,871.49

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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.