Home / 771,394.77-1,156,028.04-581,646.60

Finding the Fourth Proportional to 771,394.77, 1,156,028.04 and 581,646.60

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Solution

The fourth proportional to 771,394.77, 1,156,028.04 and 581,646.60 is: 871,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,394.77 : 1,156,028.04 = 581,646.60 : x
  2. Step 2: Convert to fraction form
    771,394.77/1,156,028.04 = 581,646.60/x
  3. Step 3: Cross multiply
    771,394.77x = 1,156,028.04 × 581,646.60
  4. Step 4: Simplify right side
    771,394.77x = 672,399,782,216.85
  5. Step 5: Solve for x
    x = 672,399,782,216.85/771,394.77
  6. Step 6: Final answer
    x = 871,667.54

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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.