Home / 566,252.40-781,408.44-311,597.04

Finding the Fourth Proportional to 566,252.40, 781,408.44 and 311,597.04

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Solution

The fourth proportional to 566,252.40, 781,408.44 and 311,597.04 is: 429,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,252.40 : 781,408.44 = 311,597.04 : x
  2. Step 2: Convert to fraction form
    566,252.40/781,408.44 = 311,597.04/x
  3. Step 3: Cross multiply
    566,252.40x = 781,408.44 × 311,597.04
  4. Step 4: Simplify right side
    566,252.40x = 243,484,556,935.02
  5. Step 5: Solve for x
    x = 243,484,556,935.02/566,252.40
  6. Step 6: Final answer
    x = 429,992.98

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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.