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Finding the Fourth Proportional to 593,139.10, 888,499.05 and 367,807.90

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Solution

The fourth proportional to 593,139.10, 888,499.05 and 367,807.90 is: 550,961.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,139.10 : 888,499.05 = 367,807.90 : x
  2. Step 2: Convert to fraction form
    593,139.10/888,499.05 = 367,807.90/x
  3. Step 3: Cross multiply
    593,139.10x = 888,499.05 × 367,807.90
  4. Step 4: Simplify right side
    593,139.10x = 326,796,969,732.50
  5. Step 5: Solve for x
    x = 326,796,969,732.50/593,139.10
  6. Step 6: Final answer
    x = 550,961.77

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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.