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Finding the Fourth Proportional to 622,603.22, 933,905.07 and 480,655.73

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Solution

The fourth proportional to 622,603.22, 933,905.07 and 480,655.73 is: 720,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,603.22 : 933,905.07 = 480,655.73 : x
  2. Step 2: Convert to fraction form
    622,603.22/933,905.07 = 480,655.73/x
  3. Step 3: Cross multiply
    622,603.22x = 933,905.07 × 480,655.73
  4. Step 4: Simplify right side
    622,603.22x = 448,886,818,502.03
  5. Step 5: Solve for x
    x = 448,886,818,502.03/622,603.22
  6. Step 6: Final answer
    x = 720,983.78

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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.