Home / 670,247.67-1,005,362.75-164,813.03

Finding the Fourth Proportional to 670,247.67, 1,005,362.75 and 164,813.03

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Solution

The fourth proportional to 670,247.67, 1,005,362.75 and 164,813.03 is: 247,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,247.67 : 1,005,362.75 = 164,813.03 : x
  2. Step 2: Convert to fraction form
    670,247.67/1,005,362.75 = 164,813.03/x
  3. Step 3: Cross multiply
    670,247.67x = 1,005,362.75 × 164,813.03
  4. Step 4: Simplify right side
    670,247.67x = 165,696,875,225.75
  5. Step 5: Solve for x
    x = 165,696,875,225.75/670,247.67
  6. Step 6: Final answer
    x = 247,217.38

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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.