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Finding the Fourth Proportional to 454,141.82, 626,715.93 and 263,266.10

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Solution

The fourth proportional to 454,141.82, 626,715.93 and 263,266.10 is: 363,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,141.82 : 626,715.93 = 263,266.10 : x
  2. Step 2: Convert to fraction form
    454,141.82/626,715.93 = 263,266.10/x
  3. Step 3: Cross multiply
    454,141.82x = 626,715.93 × 263,266.10
  4. Step 4: Simplify right side
    454,141.82x = 164,993,058,698.97
  5. Step 5: Solve for x
    x = 164,993,058,698.97/454,141.82
  6. Step 6: Final answer
    x = 363,307.34

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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.