Home / 403,587.34-556,951.17-222,299.77

Finding the Fourth Proportional to 403,587.34, 556,951.17 and 222,299.77

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Solution

The fourth proportional to 403,587.34, 556,951.17 and 222,299.77 is: 306,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,587.34 : 556,951.17 = 222,299.77 : x
  2. Step 2: Convert to fraction form
    403,587.34/556,951.17 = 222,299.77/x
  3. Step 3: Cross multiply
    403,587.34x = 556,951.17 × 222,299.77
  4. Step 4: Simplify right side
    403,587.34x = 123,810,116,992.23
  5. Step 5: Solve for x
    x = 123,810,116,992.23/403,587.34
  6. Step 6: Final answer
    x = 306,774.04

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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.