Home / 497,177.94-686,108.13-270,823.38

Finding the Fourth Proportional to 497,177.94, 686,108.13 and 270,823.38

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Solution

The fourth proportional to 497,177.94, 686,108.13 and 270,823.38 is: 373,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,177.94 : 686,108.13 = 270,823.38 : x
  2. Step 2: Convert to fraction form
    497,177.94/686,108.13 = 270,823.38/x
  3. Step 3: Cross multiply
    497,177.94x = 686,108.13 × 270,823.38
  4. Step 4: Simplify right side
    497,177.94x = 185,814,122,812.08
  5. Step 5: Solve for x
    x = 185,814,122,812.08/497,177.94
  6. Step 6: Final answer
    x = 373,737.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.