Home / 675,783.32-1,016,105.34-623,119.02

Finding the Fourth Proportional to 675,783.32, 1,016,105.34 and 623,119.02

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Solution

The fourth proportional to 675,783.32, 1,016,105.34 and 623,119.02 is: 936,919.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,783.32 : 1,016,105.34 = 623,119.02 : x
  2. Step 2: Convert to fraction form
    675,783.32/1,016,105.34 = 623,119.02/x
  3. Step 3: Cross multiply
    675,783.32x = 1,016,105.34 × 623,119.02
  4. Step 4: Simplify right side
    675,783.32x = 633,154,563,677.57
  5. Step 5: Solve for x
    x = 633,154,563,677.57/675,783.32
  6. Step 6: Final answer
    x = 936,919.49

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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.