Home / 748,495.56-1,032,911.82-408,956.52

Finding the Fourth Proportional to 748,495.56, 1,032,911.82 and 408,956.52

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Solution

The fourth proportional to 748,495.56, 1,032,911.82 and 408,956.52 is: 564,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,495.56 : 1,032,911.82 = 408,956.52 : x
  2. Step 2: Convert to fraction form
    748,495.56/1,032,911.82 = 408,956.52/x
  3. Step 3: Cross multiply
    748,495.56x = 1,032,911.82 × 408,956.52
  4. Step 4: Simplify right side
    748,495.56x = 422,416,023,374.07
  5. Step 5: Solve for x
    x = 422,416,023,374.07/748,495.56
  6. Step 6: Final answer
    x = 564,353.41

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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.