Home / 242,911.15-335,043.85-210,587.98

Finding the Fourth Proportional to 242,911.15, 335,043.85 and 210,587.98

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Solution

The fourth proportional to 242,911.15, 335,043.85 and 210,587.98 is: 290,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,911.15 : 335,043.85 = 210,587.98 : x
  2. Step 2: Convert to fraction form
    242,911.15/335,043.85 = 210,587.98/x
  3. Step 3: Cross multiply
    242,911.15x = 335,043.85 × 210,587.98
  4. Step 4: Simplify right side
    242,911.15x = 70,556,204,854.76
  5. Step 5: Solve for x
    x = 70,556,204,854.76/242,911.15
  6. Step 6: Final answer
    x = 290,460.96

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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.