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Finding the Fourth Proportional to 603,303.24, 832,565.32 and 331,377.52

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Solution

The fourth proportional to 603,303.24, 832,565.32 and 331,377.52 is: 457,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,303.24 : 832,565.32 = 331,377.52 : x
  2. Step 2: Convert to fraction form
    603,303.24/832,565.32 = 331,377.52/x
  3. Step 3: Cross multiply
    603,303.24x = 832,565.32 × 331,377.52
  4. Step 4: Simplify right side
    603,303.24x = 275,893,430,979.61
  5. Step 5: Solve for x
    x = 275,893,430,979.61/603,303.24
  6. Step 6: Final answer
    x = 457,304.74

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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.