Home / 598,720.92-826,176.06-330,431.64

Finding the Fourth Proportional to 598,720.92, 826,176.06 and 330,431.64

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Solution

The fourth proportional to 598,720.92, 826,176.06 and 330,431.64 is: 455,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,720.92 : 826,176.06 = 330,431.64 : x
  2. Step 2: Convert to fraction form
    598,720.92/826,176.06 = 330,431.64/x
  3. Step 3: Cross multiply
    598,720.92x = 826,176.06 × 330,431.64
  4. Step 4: Simplify right side
    598,720.92x = 272,994,710,434.54
  5. Step 5: Solve for x
    x = 272,994,710,434.54/598,720.92
  6. Step 6: Final answer
    x = 455,963.21

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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.