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Finding the Fourth Proportional to 637,253.67, 879,307.16 and 365,271.52

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Solution

The fourth proportional to 637,253.67, 879,307.16 and 365,271.52 is: 504,015.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,253.67 : 879,307.16 = 365,271.52 : x
  2. Step 2: Convert to fraction form
    637,253.67/879,307.16 = 365,271.52/x
  3. Step 3: Cross multiply
    637,253.67x = 879,307.16 × 365,271.52
  4. Step 4: Simplify right side
    637,253.67x = 321,185,861,594.99
  5. Step 5: Solve for x
    x = 321,185,861,594.99/637,253.67
  6. Step 6: Final answer
    x = 504,015.71

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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.