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Finding the Fourth Proportional to 472,480.56, 708,594.48 and 322,695.36

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Solution

The fourth proportional to 472,480.56, 708,594.48 and 322,695.36 is: 483,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,480.56 : 708,594.48 = 322,695.36 : x
  2. Step 2: Convert to fraction form
    472,480.56/708,594.48 = 322,695.36/x
  3. Step 3: Cross multiply
    472,480.56x = 708,594.48 × 322,695.36
  4. Step 4: Simplify right side
    472,480.56x = 228,660,150,817.61
  5. Step 5: Solve for x
    x = 228,660,150,817.61/472,480.56
  6. Step 6: Final answer
    x = 483,956.74

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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.