Home / 891,457.82-1,337,383.59-330,492.32

Finding the Fourth Proportional to 891,457.82, 1,337,383.59 and 330,492.32

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Solution

The fourth proportional to 891,457.82, 1,337,383.59 and 330,492.32 is: 495,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,457.82 : 1,337,383.59 = 330,492.32 : x
  2. Step 2: Convert to fraction form
    891,457.82/1,337,383.59 = 330,492.32/x
  3. Step 3: Cross multiply
    891,457.82x = 1,337,383.59 × 330,492.32
  4. Step 4: Simplify right side
    891,457.82x = 441,995,005,389.03
  5. Step 5: Solve for x
    x = 441,995,005,389.03/891,457.82
  6. Step 6: Final answer
    x = 495,811.46

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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.