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Finding the Fourth Proportional to 364,152.74, 502,532.93 and 211,281.96

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Solution

The fourth proportional to 364,152.74, 502,532.93 and 211,281.96 is: 291,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,152.74 : 502,532.93 = 211,281.96 : x
  2. Step 2: Convert to fraction form
    364,152.74/502,532.93 = 211,281.96/x
  3. Step 3: Cross multiply
    364,152.74x = 502,532.93 × 211,281.96
  4. Step 4: Simplify right side
    364,152.74x = 106,176,142,414.94
  5. Step 5: Solve for x
    x = 106,176,142,414.94/364,152.74
  6. Step 6: Final answer
    x = 291,570.35

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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.