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Finding the Fourth Proportional to 903,674.71, 1,354,650.58 and 304,327.45

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Solution

The fourth proportional to 903,674.71, 1,354,650.58 and 304,327.45 is: 456,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,674.71 : 1,354,650.58 = 304,327.45 : x
  2. Step 2: Convert to fraction form
    903,674.71/1,354,650.58 = 304,327.45/x
  3. Step 3: Cross multiply
    903,674.71x = 1,354,650.58 × 304,327.45
  4. Step 4: Simplify right side
    903,674.71x = 412,257,356,652.42
  5. Step 5: Solve for x
    x = 412,257,356,652.42/903,674.71
  6. Step 6: Final answer
    x = 456,201.06

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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.