Home / 827,604.47-1,142,057.72-483,472.26

Finding the Fourth Proportional to 827,604.47, 1,142,057.72 and 483,472.26

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Solution

The fourth proportional to 827,604.47, 1,142,057.72 and 483,472.26 is: 667,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,604.47 : 1,142,057.72 = 483,472.26 : x
  2. Step 2: Convert to fraction form
    827,604.47/1,142,057.72 = 483,472.26/x
  3. Step 3: Cross multiply
    827,604.47x = 1,142,057.72 × 483,472.26
  4. Step 4: Simplify right side
    827,604.47x = 552,153,224,521.49
  5. Step 5: Solve for x
    x = 552,153,224,521.49/827,604.47
  6. Step 6: Final answer
    x = 667,170.42

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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.