Home / 302,336.14-417,281.70-200,181.46

Finding the Fourth Proportional to 302,336.14, 417,281.70 and 200,181.46

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Solution

The fourth proportional to 302,336.14, 417,281.70 and 200,181.46 is: 276,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,336.14 : 417,281.70 = 200,181.46 : x
  2. Step 2: Convert to fraction form
    302,336.14/417,281.70 = 200,181.46/x
  3. Step 3: Cross multiply
    302,336.14x = 417,281.70 × 200,181.46
  4. Step 4: Simplify right side
    302,336.14x = 83,532,059,937.28
  5. Step 5: Solve for x
    x = 83,532,059,937.28/302,336.14
  6. Step 6: Final answer
    x = 276,288.70

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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.