Home / 882,145.29-1,216,911.66-576,400.41

Finding the Fourth Proportional to 882,145.29, 1,216,911.66 and 576,400.41

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Solution

The fourth proportional to 882,145.29, 1,216,911.66 and 576,400.41 is: 795,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,145.29 : 1,216,911.66 = 576,400.41 : x
  2. Step 2: Convert to fraction form
    882,145.29/1,216,911.66 = 576,400.41/x
  3. Step 3: Cross multiply
    882,145.29x = 1,216,911.66 × 576,400.41
  4. Step 4: Simplify right side
    882,145.29x = 701,428,373,032.86
  5. Step 5: Solve for x
    x = 701,428,373,032.86/882,145.29
  6. Step 6: Final answer
    x = 795,139.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.