Home / 458,831.55-633,169.95-254,895.30

Finding the Fourth Proportional to 458,831.55, 633,169.95 and 254,895.30

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Solution

The fourth proportional to 458,831.55, 633,169.95 and 254,895.30 is: 351,745.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,831.55 : 633,169.95 = 254,895.30 : x
  2. Step 2: Convert to fraction form
    458,831.55/633,169.95 = 254,895.30/x
  3. Step 3: Cross multiply
    458,831.55x = 633,169.95 × 254,895.30
  4. Step 4: Simplify right side
    458,831.55x = 161,392,044,356.24
  5. Step 5: Solve for x
    x = 161,392,044,356.24/458,831.55
  6. Step 6: Final answer
    x = 351,745.74

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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.