Home / 630,388.78-944,736.30-590,033.76

Finding the Fourth Proportional to 630,388.78, 944,736.30 and 590,033.76

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Solution

The fourth proportional to 630,388.78, 944,736.30 and 590,033.76 is: 884,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,388.78 : 944,736.30 = 590,033.76 : x
  2. Step 2: Convert to fraction form
    630,388.78/944,736.30 = 590,033.76/x
  3. Step 3: Cross multiply
    630,388.78x = 944,736.30 × 590,033.76
  4. Step 4: Simplify right side
    630,388.78x = 557,426,311,297.49
  5. Step 5: Solve for x
    x = 557,426,311,297.49/630,388.78
  6. Step 6: Final answer
    x = 884,257.98

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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.