Home / 718,252.71-1,077,696.45-376,614.56

Finding the Fourth Proportional to 718,252.71, 1,077,696.45 and 376,614.56

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Solution

The fourth proportional to 718,252.71, 1,077,696.45 and 376,614.56 is: 565,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,252.71 : 1,077,696.45 = 376,614.56 : x
  2. Step 2: Convert to fraction form
    718,252.71/1,077,696.45 = 376,614.56/x
  3. Step 3: Cross multiply
    718,252.71x = 1,077,696.45 × 376,614.56
  4. Step 4: Simplify right side
    718,252.71x = 405,876,168,941.83
  5. Step 5: Solve for x
    x = 405,876,168,941.83/718,252.71
  6. Step 6: Final answer
    x = 565,088.25

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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.