Home / 563,835.96-845,756.78-143,111.97

Finding the Fourth Proportional to 563,835.96, 845,756.78 and 143,111.97

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Solution

The fourth proportional to 563,835.96, 845,756.78 and 143,111.97 is: 214,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,835.96 : 845,756.78 = 143,111.97 : x
  2. Step 2: Convert to fraction form
    563,835.96/845,756.78 = 143,111.97/x
  3. Step 3: Cross multiply
    563,835.96x = 845,756.78 × 143,111.97
  4. Step 4: Simplify right side
    563,835.96x = 121,037,918,926.66
  5. Step 5: Solve for x
    x = 121,037,918,926.66/563,835.96
  6. Step 6: Final answer
    x = 214,668.68

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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.