Home / 242,460.20-334,684.86-208,332.20

Finding the Fourth Proportional to 242,460.20, 334,684.86 and 208,332.20

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Solution

The fourth proportional to 242,460.20, 334,684.86 and 208,332.20 is: 287,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,460.20 : 334,684.86 = 208,332.20 : x
  2. Step 2: Convert to fraction form
    242,460.20/334,684.86 = 208,332.20/x
  3. Step 3: Cross multiply
    242,460.20x = 334,684.86 × 208,332.20
  4. Step 4: Simplify right side
    242,460.20x = 69,725,633,190.49
  5. Step 5: Solve for x
    x = 69,725,633,190.49/242,460.20
  6. Step 6: Final answer
    x = 287,575.58

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1.5x scale

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.