Home / 692,466.62-1,038,834.57-265,971.09

Finding the Fourth Proportional to 692,466.62, 1,038,834.57 and 265,971.09

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Solution

The fourth proportional to 692,466.62, 1,038,834.57 and 265,971.09 is: 399,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,466.62 : 1,038,834.57 = 265,971.09 : x
  2. Step 2: Convert to fraction form
    692,466.62/1,038,834.57 = 265,971.09/x
  3. Step 3: Cross multiply
    692,466.62x = 1,038,834.57 × 265,971.09
  4. Step 4: Simplify right side
    692,466.62x = 276,299,966,309.52
  5. Step 5: Solve for x
    x = 276,299,966,309.52/692,466.62
  6. Step 6: Final answer
    x = 399,008.35

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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.