Home / 387,582.48-534,815.73-224,267.04

Finding the Fourth Proportional to 387,582.48, 534,815.73 and 224,267.04

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Solution

The fourth proportional to 387,582.48, 534,815.73 and 224,267.04 is: 309,460.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,582.48 : 534,815.73 = 224,267.04 : x
  2. Step 2: Convert to fraction form
    387,582.48/534,815.73 = 224,267.04/x
  3. Step 3: Cross multiply
    387,582.48x = 534,815.73 × 224,267.04
  4. Step 4: Simplify right side
    387,582.48x = 119,941,540,712.54
  5. Step 5: Solve for x
    x = 119,941,540,712.54/387,582.48
  6. Step 6: Final answer
    x = 309,460.69

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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.