Home / 864,498.67-1,296,810.29-332,019.70

Finding the Fourth Proportional to 864,498.67, 1,296,810.29 and 332,019.70

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Solution

The fourth proportional to 864,498.67, 1,296,810.29 and 332,019.70 is: 498,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,498.67 : 1,296,810.29 = 332,019.70 : x
  2. Step 2: Convert to fraction form
    864,498.67/1,296,810.29 = 332,019.70/x
  3. Step 3: Cross multiply
    864,498.67x = 1,296,810.29 × 332,019.70
  4. Step 4: Simplify right side
    864,498.67x = 430,566,561,782.62
  5. Step 5: Solve for x
    x = 430,566,561,782.62/864,498.67
  6. Step 6: Final answer
    x = 498,053.47

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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.