Home / 825,575.36-1,238,477.82-292,969.76

Finding the Fourth Proportional to 825,575.36, 1,238,477.82 and 292,969.76

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Solution

The fourth proportional to 825,575.36, 1,238,477.82 and 292,969.76 is: 439,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,575.36 : 1,238,477.82 = 292,969.76 : x
  2. Step 2: Convert to fraction form
    825,575.36/1,238,477.82 = 292,969.76/x
  3. Step 3: Cross multiply
    825,575.36x = 1,238,477.82 × 292,969.76
  4. Step 4: Simplify right side
    825,575.36x = 362,836,549,690.72
  5. Step 5: Solve for x
    x = 362,836,549,690.72/825,575.36
  6. Step 6: Final answer
    x = 439,495.37

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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.