Home / 452,373.36-677,526.22-215,882.11

Finding the Fourth Proportional to 452,373.36, 677,526.22 and 215,882.11

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Solution

The fourth proportional to 452,373.36, 677,526.22 and 215,882.11 is: 323,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,373.36 : 677,526.22 = 215,882.11 : x
  2. Step 2: Convert to fraction form
    452,373.36/677,526.22 = 215,882.11/x
  3. Step 3: Cross multiply
    452,373.36x = 677,526.22 × 215,882.11
  4. Step 4: Simplify right side
    452,373.36x = 146,265,791,070.69
  5. Step 5: Solve for x
    x = 146,265,791,070.69/452,373.36
  6. Step 6: Final answer
    x = 323,329.81

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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.