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Finding the Fourth Proportional to 564,853.50, 847,630.41 and 328,307.58

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Solution

The fourth proportional to 564,853.50, 847,630.41 and 328,307.58 is: 492,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,853.50 : 847,630.41 = 328,307.58 : x
  2. Step 2: Convert to fraction form
    564,853.50/847,630.41 = 328,307.58/x
  3. Step 3: Cross multiply
    564,853.50x = 847,630.41 × 328,307.58
  4. Step 4: Simplify right side
    564,853.50x = 278,283,488,641.51
  5. Step 5: Solve for x
    x = 278,283,488,641.51/564,853.50
  6. Step 6: Final answer
    x = 492,664.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.