Home / 914,630.40-1,371,997.44-283,633.92

Finding the Fourth Proportional to 914,630.40, 1,371,997.44 and 283,633.92

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Solution

The fourth proportional to 914,630.40, 1,371,997.44 and 283,633.92 is: 425,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,630.40 : 1,371,997.44 = 283,633.92 : x
  2. Step 2: Convert to fraction form
    914,630.40/1,371,997.44 = 283,633.92/x
  3. Step 3: Cross multiply
    914,630.40x = 1,371,997.44 × 283,633.92
  4. Step 4: Simplify right side
    914,630.40x = 389,145,012,137.17
  5. Step 5: Solve for x
    x = 389,145,012,137.17/914,630.40
  6. Step 6: Final answer
    x = 425,466.96

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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.