Home / 827,615.97-1,142,073.60-483,483.77

Finding the Fourth Proportional to 827,615.97, 1,142,073.60 and 483,483.77

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Solution

The fourth proportional to 827,615.97, 1,142,073.60 and 483,483.77 is: 667,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,615.97 : 1,142,073.60 = 483,483.77 : x
  2. Step 2: Convert to fraction form
    827,615.97/1,142,073.60 = 483,483.77/x
  3. Step 3: Cross multiply
    827,615.97x = 1,142,073.60 × 483,483.77
  4. Step 4: Simplify right side
    827,615.97x = 552,174,044,035.10
  5. Step 5: Solve for x
    x = 552,174,044,035.10/827,615.97
  6. Step 6: Final answer
    x = 667,186.31

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Double scale
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1.5x scale

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.