Home / 718,696.68-1,077,011.58-494,310.48

Finding the Fourth Proportional to 718,696.68, 1,077,011.58 and 494,310.48

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Solution

The fourth proportional to 718,696.68, 1,077,011.58 and 494,310.48 is: 740,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,696.68 : 1,077,011.58 = 494,310.48 : x
  2. Step 2: Convert to fraction form
    718,696.68/1,077,011.58 = 494,310.48/x
  3. Step 3: Cross multiply
    718,696.68x = 1,077,011.58 × 494,310.48
  4. Step 4: Simplify right side
    718,696.68x = 532,378,111,075.36
  5. Step 5: Solve for x
    x = 532,378,111,075.36/718,696.68
  6. Step 6: Final answer
    x = 740,754.93

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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.