Home / 944,359.09-1,416,019.22-645,177.49

Finding the Fourth Proportional to 944,359.09, 1,416,019.22 and 645,177.49

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Solution

The fourth proportional to 944,359.09, 1,416,019.22 and 645,177.49 is: 967,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,359.09 : 1,416,019.22 = 645,177.49 : x
  2. Step 2: Convert to fraction form
    944,359.09/1,416,019.22 = 645,177.49/x
  3. Step 3: Cross multiply
    944,359.09x = 1,416,019.22 × 645,177.49
  4. Step 4: Simplify right side
    944,359.09x = 913,583,715,845.37
  5. Step 5: Solve for x
    x = 913,583,715,845.37/944,359.09
  6. Step 6: Final answer
    x = 967,411.37

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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.