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Finding the Fourth Proportional to 564,925.44, 779,594.43 and 306,800.58

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Solution

The fourth proportional to 564,925.44, 779,594.43 and 306,800.58 is: 423,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,925.44 : 779,594.43 = 306,800.58 : x
  2. Step 2: Convert to fraction form
    564,925.44/779,594.43 = 306,800.58/x
  3. Step 3: Cross multiply
    564,925.44x = 779,594.43 × 306,800.58
  4. Step 4: Simplify right side
    564,925.44x = 239,180,023,288.77
  5. Step 5: Solve for x
    x = 239,180,023,288.77/564,925.44
  6. Step 6: Final answer
    x = 423,383.35

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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.