Home / 364,853.19-503,459.10-211,861.47

Finding the Fourth Proportional to 364,853.19, 503,459.10 and 211,861.47

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Solution

The fourth proportional to 364,853.19, 503,459.10 and 211,861.47 is: 292,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,853.19 : 503,459.10 = 211,861.47 : x
  2. Step 2: Convert to fraction form
    364,853.19/503,459.10 = 211,861.47/x
  3. Step 3: Cross multiply
    364,853.19x = 503,459.10 × 211,861.47
  4. Step 4: Simplify right side
    364,853.19x = 106,663,585,010.88
  5. Step 5: Solve for x
    x = 106,663,585,010.88/364,853.19
  6. Step 6: Final answer
    x = 292,346.59

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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.