Home / 259,262.10-357,946.83-211,628.70

Finding the Fourth Proportional to 259,262.10, 357,946.83 and 211,628.70

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Solution

The fourth proportional to 259,262.10, 357,946.83 and 211,628.70 is: 292,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,262.10 : 357,946.83 = 211,628.70 : x
  2. Step 2: Convert to fraction form
    259,262.10/357,946.83 = 211,628.70/x
  3. Step 3: Cross multiply
    259,262.10x = 357,946.83 × 211,628.70
  4. Step 4: Simplify right side
    259,262.10x = 75,751,822,302.02
  5. Step 5: Solve for x
    x = 75,751,822,302.02/259,262.10
  6. Step 6: Final answer
    x = 292,182.40

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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.