Home / 288,582.29-432,952.75-120,181.47

Finding the Fourth Proportional to 288,582.29, 432,952.75 and 120,181.47

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Solution

The fourth proportional to 288,582.29, 432,952.75 and 120,181.47 is: 180,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,582.29 : 432,952.75 = 120,181.47 : x
  2. Step 2: Convert to fraction form
    288,582.29/432,952.75 = 120,181.47/x
  3. Step 3: Cross multiply
    288,582.29x = 432,952.75 × 120,181.47
  4. Step 4: Simplify right side
    288,582.29x = 52,032,898,221.54
  5. Step 5: Solve for x
    x = 52,032,898,221.54/288,582.29
  6. Step 6: Final answer
    x = 180,305.23

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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.