Home / 771,546.88-1,156,897.49-238,920.04

Finding the Fourth Proportional to 771,546.88, 1,156,897.49 and 238,920.04

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Solution

The fourth proportional to 771,546.88, 1,156,897.49 and 238,920.04 is: 358,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,546.88 : 1,156,897.49 = 238,920.04 : x
  2. Step 2: Convert to fraction form
    771,546.88/1,156,897.49 = 238,920.04/x
  3. Step 3: Cross multiply
    771,546.88x = 1,156,897.49 × 238,920.04
  4. Step 4: Simplify right side
    771,546.88x = 276,405,992,291.76
  5. Step 5: Solve for x
    x = 276,405,992,291.76/771,546.88
  6. Step 6: Final answer
    x = 358,249.12

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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.