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Finding the Fourth Proportional to 575,704.43, 863,722.72 and 176,404.02

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Solution

The fourth proportional to 575,704.43, 863,722.72 and 176,404.02 is: 264,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,704.43 : 863,722.72 = 176,404.02 : x
  2. Step 2: Convert to fraction form
    575,704.43/863,722.72 = 176,404.02/x
  3. Step 3: Cross multiply
    575,704.43x = 863,722.72 × 176,404.02
  4. Step 4: Simplify right side
    575,704.43x = 152,364,157,697.93
  5. Step 5: Solve for x
    x = 152,364,157,697.93/575,704.43
  6. Step 6: Final answer
    x = 264,656.91

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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.