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Finding the Fourth Proportional to 550,539.66, 757,469.50 and 446,244.36

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Solution

The fourth proportional to 550,539.66, 757,469.50 and 446,244.36 is: 613,973.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,539.66 : 757,469.50 = 446,244.36 : x
  2. Step 2: Convert to fraction form
    550,539.66/757,469.50 = 446,244.36/x
  3. Step 3: Cross multiply
    550,539.66x = 757,469.50 × 446,244.36
  4. Step 4: Simplify right side
    550,539.66x = 338,016,495,937.11
  5. Step 5: Solve for x
    x = 338,016,495,937.11/550,539.66
  6. Step 6: Final answer
    x = 613,973.02

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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.