Home / 922,198.37-1,383,502.28-282,590.78

Finding the Fourth Proportional to 922,198.37, 1,383,502.28 and 282,590.78

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Solution

The fourth proportional to 922,198.37, 1,383,502.28 and 282,590.78 is: 423,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,198.37 : 1,383,502.28 = 282,590.78 : x
  2. Step 2: Convert to fraction form
    922,198.37/1,383,502.28 = 282,590.78/x
  3. Step 3: Cross multiply
    922,198.37x = 1,383,502.28 × 282,590.78
  4. Step 4: Simplify right side
    922,198.37x = 390,964,980,106.51
  5. Step 5: Solve for x
    x = 390,964,980,106.51/922,198.37
  6. Step 6: Final answer
    x = 423,948.90

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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.