Home / 939,722.72-1,296,818.00-510,002.83

Finding the Fourth Proportional to 939,722.72, 1,296,818.00 and 510,002.83

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Solution

The fourth proportional to 939,722.72, 1,296,818.00 and 510,002.83 is: 703,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,722.72 : 1,296,818.00 = 510,002.83 : x
  2. Step 2: Convert to fraction form
    939,722.72/1,296,818.00 = 510,002.83/x
  3. Step 3: Cross multiply
    939,722.72x = 1,296,818.00 × 510,002.83
  4. Step 4: Simplify right side
    939,722.72x = 661,380,850,978.46
  5. Step 5: Solve for x
    x = 661,380,850,978.46/939,722.72
  6. Step 6: Final answer
    x = 703,804.26

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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.