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Finding the Fourth Proportional to 446,347.17, 616,066.29 and 255,471.30

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Solution

The fourth proportional to 446,347.17, 616,066.29 and 255,471.30 is: 352,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,347.17 : 616,066.29 = 255,471.30 : x
  2. Step 2: Convert to fraction form
    446,347.17/616,066.29 = 255,471.30/x
  3. Step 3: Cross multiply
    446,347.17x = 616,066.29 × 255,471.30
  4. Step 4: Simplify right side
    446,347.17x = 157,387,255,992.48
  5. Step 5: Solve for x
    x = 157,387,255,992.48/446,347.17
  6. Step 6: Final answer
    x = 352,611.75

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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.