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Finding the Fourth Proportional to 471,495.72, 650,216.70 and 363,895.32

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Solution

The fourth proportional to 471,495.72, 650,216.70 and 363,895.32 is: 501,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,495.72 : 650,216.70 = 363,895.32 : x
  2. Step 2: Convert to fraction form
    471,495.72/650,216.70 = 363,895.32/x
  3. Step 3: Cross multiply
    471,495.72x = 650,216.70 × 363,895.32
  4. Step 4: Simplify right side
    471,495.72x = 236,610,814,115.84
  5. Step 5: Solve for x
    x = 236,610,814,115.84/471,495.72
  6. Step 6: Final answer
    x = 501,830.25

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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.