Home / 851,006.90-1,174,396.65-469,034.66

Finding the Fourth Proportional to 851,006.90, 1,174,396.65 and 469,034.66

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Solution

The fourth proportional to 851,006.90, 1,174,396.65 and 469,034.66 is: 647,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,006.90 : 1,174,396.65 = 469,034.66 : x
  2. Step 2: Convert to fraction form
    851,006.90/1,174,396.65 = 469,034.66/x
  3. Step 3: Cross multiply
    851,006.90x = 1,174,396.65 × 469,034.66
  4. Step 4: Simplify right side
    851,006.90x = 550,832,733,437.89
  5. Step 5: Solve for x
    x = 550,832,733,437.89/851,006.90
  6. Step 6: Final answer
    x = 647,271.76

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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.