Home / 763,093.44-1,143,875.52-382,855.68

Finding the Fourth Proportional to 763,093.44, 1,143,875.52 and 382,855.68

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Solution

The fourth proportional to 763,093.44, 1,143,875.52 and 382,855.68 is: 573,899.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,093.44 : 1,143,875.52 = 382,855.68 : x
  2. Step 2: Convert to fraction form
    763,093.44/1,143,875.52 = 382,855.68/x
  3. Step 3: Cross multiply
    763,093.44x = 1,143,875.52 × 382,855.68
  4. Step 4: Simplify right side
    763,093.44x = 437,939,240,044.95
  5. Step 5: Solve for x
    x = 437,939,240,044.95/763,093.44
  6. Step 6: Final answer
    x = 573,899.89

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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.