Home / 756,899.76-1,044,499.32-417,367.92

Finding the Fourth Proportional to 756,899.76, 1,044,499.32 and 417,367.92

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Solution

The fourth proportional to 756,899.76, 1,044,499.32 and 417,367.92 is: 575,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,899.76 : 1,044,499.32 = 417,367.92 : x
  2. Step 2: Convert to fraction form
    756,899.76/1,044,499.32 = 417,367.92/x
  3. Step 3: Cross multiply
    756,899.76x = 1,044,499.32 × 417,367.92
  4. Step 4: Simplify right side
    756,899.76x = 435,940,508,629.81
  5. Step 5: Solve for x
    x = 435,940,508,629.81/756,899.76
  6. Step 6: Final answer
    x = 575,955.41

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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.