Home / 797,475.40-1,196,331.90-285,101.80

Finding the Fourth Proportional to 797,475.40, 1,196,331.90 and 285,101.80

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Solution

The fourth proportional to 797,475.40, 1,196,331.90 and 285,101.80 is: 427,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,475.40 : 1,196,331.90 = 285,101.80 : x
  2. Step 2: Convert to fraction form
    797,475.40/1,196,331.90 = 285,101.80/x
  3. Step 3: Cross multiply
    797,475.40x = 1,196,331.90 × 285,101.80
  4. Step 4: Simplify right side
    797,475.40x = 341,076,378,087.42
  5. Step 5: Solve for x
    x = 341,076,378,087.42/797,475.40
  6. Step 6: Final answer
    x = 427,695.17

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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.