Home / 364,631.57-503,188.65-211,683.95

Finding the Fourth Proportional to 364,631.57, 503,188.65 and 211,683.95

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Solution

The fourth proportional to 364,631.57, 503,188.65 and 211,683.95 is: 292,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,631.57 : 503,188.65 = 211,683.95 : x
  2. Step 2: Convert to fraction form
    364,631.57/503,188.65 = 211,683.95/x
  3. Step 3: Cross multiply
    364,631.57x = 503,188.65 × 211,683.95
  4. Step 4: Simplify right side
    364,631.57x = 106,516,961,027.17
  5. Step 5: Solve for x
    x = 106,516,961,027.17/364,631.57
  6. Step 6: Final answer
    x = 292,122.16

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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.