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Finding the Fourth Proportional to 471,476.96, 650,652.24 and 290,293.39

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Solution

The fourth proportional to 471,476.96, 650,652.24 and 290,293.39 is: 400,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,476.96 : 650,652.24 = 290,293.39 : x
  2. Step 2: Convert to fraction form
    471,476.96/650,652.24 = 290,293.39/x
  3. Step 3: Cross multiply
    471,476.96x = 650,652.24 × 290,293.39
  4. Step 4: Simplify right side
    471,476.96x = 188,880,044,460.69
  5. Step 5: Solve for x
    x = 188,880,044,460.69/471,476.96
  6. Step 6: Final answer
    x = 400,613.52

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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.