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Finding the Fourth Proportional to 943,891.32, 1,415,088.54 and 494,526

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Solution

The fourth proportional to 943,891.32, 1,415,088.54 and 494,526 is: 741,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,891.32 : 1,415,088.54 = 494,526 : x
  2. Step 2: Convert to fraction form
    943,891.32/1,415,088.54 = 494,526/x
  3. Step 3: Cross multiply
    943,891.32x = 1,415,088.54 × 494,526
  4. Step 4: Simplify right side
    943,891.32x = 699,798,075,332.04
  5. Step 5: Solve for x
    x = 699,798,075,332.04/943,891.32
  6. Step 6: Final answer
    x = 741,396.88

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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.