Home / 490,173.12-735,358.10-223,862.13

Finding the Fourth Proportional to 490,173.12, 735,358.10 and 223,862.13

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Solution

The fourth proportional to 490,173.12, 735,358.10 and 223,862.13 is: 335,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,173.12 : 735,358.10 = 223,862.13 : x
  2. Step 2: Convert to fraction form
    490,173.12/735,358.10 = 223,862.13/x
  3. Step 3: Cross multiply
    490,173.12x = 735,358.10 × 223,862.13
  4. Step 4: Simplify right side
    490,173.12x = 164,618,829,459.44
  5. Step 5: Solve for x
    x = 164,618,829,459.44/490,173.12
  6. Step 6: Final answer
    x = 335,838.14

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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.