Home / 672,927.31-1,008,320.00-470,905.92

Finding the Fourth Proportional to 672,927.31, 1,008,320.00 and 470,905.92

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Solution

The fourth proportional to 672,927.31, 1,008,320.00 and 470,905.92 is: 705,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,927.31 : 1,008,320.00 = 470,905.92 : x
  2. Step 2: Convert to fraction form
    672,927.31/1,008,320.00 = 470,905.92/x
  3. Step 3: Cross multiply
    672,927.31x = 1,008,320.00 × 470,905.92
  4. Step 4: Simplify right side
    672,927.31x = 474,823,858,431.67
  5. Step 5: Solve for x
    x = 474,823,858,431.67/672,927.31
  6. Step 6: Final answer
    x = 705,609.44

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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.