Home / 771,589.44-1,156,961.34-238,962.60

Finding the Fourth Proportional to 771,589.44, 1,156,961.34 and 238,962.60

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Solution

The fourth proportional to 771,589.44, 1,156,961.34 and 238,962.60 is: 358,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,589.44 : 1,156,961.34 = 238,962.60 : x
  2. Step 2: Convert to fraction form
    771,589.44/1,156,961.34 = 238,962.60/x
  3. Step 3: Cross multiply
    771,589.44x = 1,156,961.34 × 238,962.60
  4. Step 4: Simplify right side
    771,589.44x = 276,470,489,905.88
  5. Step 5: Solve for x
    x = 276,470,489,905.88/771,589.44
  6. Step 6: Final answer
    x = 358,312.95

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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.