Home / 891,811.16-1,337,713.07-323,059.09

Finding the Fourth Proportional to 891,811.16, 1,337,713.07 and 323,059.09

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Solution

The fourth proportional to 891,811.16, 1,337,713.07 and 323,059.09 is: 484,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,811.16 : 1,337,713.07 = 323,059.09 : x
  2. Step 2: Convert to fraction form
    891,811.16/1,337,713.07 = 323,059.09/x
  3. Step 3: Cross multiply
    891,811.16x = 1,337,713.07 × 323,059.09
  4. Step 4: Simplify right side
    891,811.16x = 432,160,358,771.45
  5. Step 5: Solve for x
    x = 432,160,358,771.45/891,811.16
  6. Step 6: Final answer
    x = 484,587.30

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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.