Home / 1,123,384.71-1,684,727.15-375,255.75

Finding the Fourth Proportional to 1,123,384.71, 1,684,727.15 and 375,255.75

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Solution

The fourth proportional to 1,123,384.71, 1,684,727.15 and 375,255.75 is: 562,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,384.71 : 1,684,727.15 = 375,255.75 : x
  2. Step 2: Convert to fraction form
    1,123,384.71/1,684,727.15 = 375,255.75/x
  3. Step 3: Cross multiply
    1,123,384.71x = 1,684,727.15 × 375,255.75
  4. Step 4: Simplify right side
    1,123,384.71x = 632,203,548,342.33
  5. Step 5: Solve for x
    x = 632,203,548,342.33/1,123,384.71
  6. Step 6: Final answer
    x = 562,766.74

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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.