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Finding the Fourth Proportional to 446,883.90, 616,703.80 and 242,935.22

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Solution

The fourth proportional to 446,883.90, 616,703.80 and 242,935.22 is: 335,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,883.90 : 616,703.80 = 242,935.22 : x
  2. Step 2: Convert to fraction form
    446,883.90/616,703.80 = 242,935.22/x
  3. Step 3: Cross multiply
    446,883.90x = 616,703.80 × 242,935.22
  4. Step 4: Simplify right side
    446,883.90x = 149,819,073,327.84
  5. Step 5: Solve for x
    x = 149,819,073,327.84/446,883.90
  6. Step 6: Final answer
    x = 335,252.79

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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.