Home / 925,861-1,277,695.86-501,925

Finding the Fourth Proportional to 925,861, 1,277,695.86 and 501,925

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Solution

The fourth proportional to 925,861, 1,277,695.86 and 501,925 is: 692,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,861 : 1,277,695.86 = 501,925 : x
  2. Step 2: Convert to fraction form
    925,861/1,277,695.86 = 501,925/x
  3. Step 3: Cross multiply
    925,861x = 1,277,695.86 × 501,925
  4. Step 4: Simplify right side
    925,861x = 641,307,494,530.50
  5. Step 5: Solve for x
    x = 641,307,494,530.50/925,861
  6. Step 6: Final answer
    x = 692,660.66

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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.