Home / 762,092.72-1,142,905.62-526,946.48

Finding the Fourth Proportional to 762,092.72, 1,142,905.62 and 526,946.48

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Solution

The fourth proportional to 762,092.72, 1,142,905.62 and 526,946.48 is: 790,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,092.72 : 1,142,905.62 = 526,946.48 : x
  2. Step 2: Convert to fraction form
    762,092.72/1,142,905.62 = 526,946.48/x
  3. Step 3: Cross multiply
    762,092.72x = 1,142,905.62 × 526,946.48
  4. Step 4: Simplify right side
    762,092.72x = 602,250,093,431.22
  5. Step 5: Solve for x
    x = 602,250,093,431.22/762,092.72
  6. Step 6: Final answer
    x = 790,258.29

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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.