Home / 461,068.20-636,336.18-270,157.68

Finding the Fourth Proportional to 461,068.20, 636,336.18 and 270,157.68

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Solution

The fourth proportional to 461,068.20, 636,336.18 and 270,157.68 is: 372,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,068.20 : 636,336.18 = 270,157.68 : x
  2. Step 2: Convert to fraction form
    461,068.20/636,336.18 = 270,157.68/x
  3. Step 3: Cross multiply
    461,068.20x = 636,336.18 × 270,157.68
  4. Step 4: Simplify right side
    461,068.20x = 171,911,106,088.86
  5. Step 5: Solve for x
    x = 171,911,106,088.86/461,068.20
  6. Step 6: Final answer
    x = 372,853.96

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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.