Home / 972,631.82-1,342,516.97-564,916.92

Finding the Fourth Proportional to 972,631.82, 1,342,516.97 and 564,916.92

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Solution

The fourth proportional to 972,631.82, 1,342,516.97 and 564,916.92 is: 779,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,631.82 : 1,342,516.97 = 564,916.92 : x
  2. Step 2: Convert to fraction form
    972,631.82/1,342,516.97 = 564,916.92/x
  3. Step 3: Cross multiply
    972,631.82x = 1,342,516.97 × 564,916.92
  4. Step 4: Simplify right side
    972,631.82x = 758,410,548,915.55
  5. Step 5: Solve for x
    x = 758,410,548,915.55/972,631.82
  6. Step 6: Final answer
    x = 779,750.92

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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.