Home / 873,277.05-1,309,840.54-531,631.81

Finding the Fourth Proportional to 873,277.05, 1,309,840.54 and 531,631.81

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Solution

The fourth proportional to 873,277.05, 1,309,840.54 and 531,631.81 is: 797,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,277.05 : 1,309,840.54 = 531,631.81 : x
  2. Step 2: Convert to fraction form
    873,277.05/1,309,840.54 = 531,631.81/x
  3. Step 3: Cross multiply
    873,277.05x = 1,309,840.54 × 531,631.81
  4. Step 4: Simplify right side
    873,277.05x = 696,352,897,091.58
  5. Step 5: Solve for x
    x = 696,352,897,091.58/873,277.05
  6. Step 6: Final answer
    x = 797,402.04

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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.