Home / 803,201.05-1,108,410.89-435,677.27

Finding the Fourth Proportional to 803,201.05, 1,108,410.89 and 435,677.27

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Solution

The fourth proportional to 803,201.05, 1,108,410.89 and 435,677.27 is: 601,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,201.05 : 1,108,410.89 = 435,677.27 : x
  2. Step 2: Convert to fraction form
    803,201.05/1,108,410.89 = 435,677.27/x
  3. Step 3: Cross multiply
    803,201.05x = 1,108,410.89 × 435,677.27
  4. Step 4: Simplify right side
    803,201.05x = 482,909,429,387.13
  5. Step 5: Solve for x
    x = 482,909,429,387.13/803,201.05
  6. Step 6: Final answer
    x = 601,231.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.