Home / 555,929.10-833,909.86-200,880.18

Finding the Fourth Proportional to 555,929.10, 833,909.86 and 200,880.18

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Solution

The fourth proportional to 555,929.10, 833,909.86 and 200,880.18 is: 301,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,929.10 : 833,909.86 = 200,880.18 : x
  2. Step 2: Convert to fraction form
    555,929.10/833,909.86 = 200,880.18/x
  3. Step 3: Cross multiply
    555,929.10x = 833,909.86 × 200,880.18
  4. Step 4: Simplify right side
    555,929.10x = 167,515,962,780.58
  5. Step 5: Solve for x
    x = 167,515,962,780.58/555,929.10
  6. Step 6: Final answer
    x = 301,326.13

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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.