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Finding the Fourth Proportional to 747,579, 1,121,835.06 and 304,347

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Solution

The fourth proportional to 747,579, 1,121,835.06 and 304,347 is: 456,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,579 : 1,121,835.06 = 304,347 : x
  2. Step 2: Convert to fraction form
    747,579/1,121,835.06 = 304,347/x
  3. Step 3: Cross multiply
    747,579x = 1,121,835.06 × 304,347
  4. Step 4: Simplify right side
    747,579x = 341,427,135,005.82
  5. Step 5: Solve for x
    x = 341,427,135,005.82/747,579
  6. Step 6: Final answer
    x = 456,710.44

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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.