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Finding the Fourth Proportional to 556,649.82, 834,972.48 and 201,580.92

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Solution

The fourth proportional to 556,649.82, 834,972.48 and 201,580.92 is: 302,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,649.82 : 834,972.48 = 201,580.92 : x
  2. Step 2: Convert to fraction form
    556,649.82/834,972.48 = 201,580.92/x
  3. Step 3: Cross multiply
    556,649.82x = 834,972.48 × 201,580.92
  4. Step 4: Simplify right side
    556,649.82x = 168,314,520,693.08
  5. Step 5: Solve for x
    x = 168,314,520,693.08/556,649.82
  6. Step 6: Final answer
    x = 302,370.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.