Home / 789,177.18-1,184,608.17-340,119.66

Finding the Fourth Proportional to 789,177.18, 1,184,608.17 and 340,119.66

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Solution

The fourth proportional to 789,177.18, 1,184,608.17 and 340,119.66 is: 510,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,177.18 : 1,184,608.17 = 340,119.66 : x
  2. Step 2: Convert to fraction form
    789,177.18/1,184,608.17 = 340,119.66/x
  3. Step 3: Cross multiply
    789,177.18x = 1,184,608.17 × 340,119.66
  4. Step 4: Simplify right side
    789,177.18x = 402,908,528,013.62
  5. Step 5: Solve for x
    x = 402,908,528,013.62/789,177.18
  6. Step 6: Final answer
    x = 510,542.55

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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.