Home / 914,634.40-1,372,003.44-283,637.92

Finding the Fourth Proportional to 914,634.40, 1,372,003.44 and 283,637.92

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Solution

The fourth proportional to 914,634.40, 1,372,003.44 and 283,637.92 is: 425,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,634.40 : 1,372,003.44 = 283,637.92 : x
  2. Step 2: Convert to fraction form
    914,634.40/1,372,003.44 = 283,637.92/x
  3. Step 3: Cross multiply
    914,634.40x = 1,372,003.44 × 283,637.92
  4. Step 4: Simplify right side
    914,634.40x = 389,152,201,954.45
  5. Step 5: Solve for x
    x = 389,152,201,954.45/914,634.40
  6. Step 6: Final answer
    x = 425,472.96

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Double scale
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1.5x scale

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.