Home / 473,023.12-709,157.92-273,116.76

Finding the Fourth Proportional to 473,023.12, 709,157.92 and 273,116.76

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Solution

The fourth proportional to 473,023.12, 709,157.92 and 273,116.76 is: 409,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,023.12 : 709,157.92 = 273,116.76 : x
  2. Step 2: Convert to fraction form
    473,023.12/709,157.92 = 273,116.76/x
  3. Step 3: Cross multiply
    473,023.12x = 709,157.92 × 273,116.76
  4. Step 4: Simplify right side
    473,023.12x = 193,682,913,438.74
  5. Step 5: Solve for x
    x = 193,682,913,438.74/473,023.12
  6. Step 6: Final answer
    x = 409,457.60

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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.