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Finding the Fourth Proportional to 622,008.28, 933,274.86 and 306,468.28

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Solution

The fourth proportional to 622,008.28, 933,274.86 and 306,468.28 is: 459,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,008.28 : 933,274.86 = 306,468.28 : x
  2. Step 2: Convert to fraction form
    622,008.28/933,274.86 = 306,468.28/x
  3. Step 3: Cross multiply
    622,008.28x = 933,274.86 × 306,468.28
  4. Step 4: Simplify right side
    622,008.28x = 286,019,141,111.44
  5. Step 5: Solve for x
    x = 286,019,141,111.44/622,008.28
  6. Step 6: Final answer
    x = 459,831.73

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1.5x scale

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.