Home / 837,962.31-1,256,946.05-206,876.19

Finding the Fourth Proportional to 837,962.31, 1,256,946.05 and 206,876.19

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Solution

The fourth proportional to 837,962.31, 1,256,946.05 and 206,876.19 is: 310,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,962.31 : 1,256,946.05 = 206,876.19 : x
  2. Step 2: Convert to fraction form
    837,962.31/1,256,946.05 = 206,876.19/x
  3. Step 3: Cross multiply
    837,962.31x = 1,256,946.05 × 206,876.19
  4. Step 4: Simplify right side
    837,962.31x = 260,032,209,859.55
  5. Step 5: Solve for x
    x = 260,032,209,859.55/837,962.31
  6. Step 6: Final answer
    x = 310,314.92

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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.