Home / 579,455.35-869,307.57-195,242.38

Finding the Fourth Proportional to 579,455.35, 869,307.57 and 195,242.38

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Solution

The fourth proportional to 579,455.35, 869,307.57 and 195,242.38 is: 292,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,455.35 : 869,307.57 = 195,242.38 : x
  2. Step 2: Convert to fraction form
    579,455.35/869,307.57 = 195,242.38/x
  3. Step 3: Cross multiply
    579,455.35x = 869,307.57 × 195,242.38
  4. Step 4: Simplify right side
    579,455.35x = 169,725,676,745.55
  5. Step 5: Solve for x
    x = 169,725,676,745.55/579,455.35
  6. Step 6: Final answer
    x = 292,905.53

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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.