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Finding the Fourth Proportional to 463,779.17, 695,634.74 and 148,151.33

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Solution

The fourth proportional to 463,779.17, 695,634.74 and 148,151.33 is: 222,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,779.17 : 695,634.74 = 148,151.33 : x
  2. Step 2: Convert to fraction form
    463,779.17/695,634.74 = 148,151.33/x
  3. Step 3: Cross multiply
    463,779.17x = 695,634.74 × 148,151.33
  4. Step 4: Simplify right side
    463,779.17x = 103,059,211,184.45
  5. Step 5: Solve for x
    x = 103,059,211,184.45/463,779.17
  6. Step 6: Final answer
    x = 222,216.13

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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.