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Finding the Fourth Proportional to 637,337.64, 879,551.04 and 350,884.40

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Solution

The fourth proportional to 637,337.64, 879,551.04 and 350,884.40 is: 484,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,337.64 : 879,551.04 = 350,884.40 : x
  2. Step 2: Convert to fraction form
    637,337.64/879,551.04 = 350,884.40/x
  3. Step 3: Cross multiply
    637,337.64x = 879,551.04 × 350,884.40
  4. Step 4: Simplify right side
    637,337.64x = 308,620,738,939.78
  5. Step 5: Solve for x
    x = 308,620,738,939.78/637,337.64
  6. Step 6: Final answer
    x = 484,234.29

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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.