Home / 876,962.43-1,210,198.97-495,005.31

Finding the Fourth Proportional to 876,962.43, 1,210,198.97 and 495,005.31

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Solution

The fourth proportional to 876,962.43, 1,210,198.97 and 495,005.31 is: 683,102.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,962.43 : 1,210,198.97 = 495,005.31 : x
  2. Step 2: Convert to fraction form
    876,962.43/1,210,198.97 = 495,005.31/x
  3. Step 3: Cross multiply
    876,962.43x = 1,210,198.97 × 495,005.31
  4. Step 4: Simplify right side
    876,962.43x = 599,054,913,831.50
  5. Step 5: Solve for x
    x = 599,054,913,831.50/876,962.43
  6. Step 6: Final answer
    x = 683,102.14

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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.