Home / 1,172,498.26-1,758,777.67-319,576.90

Finding the Fourth Proportional to 1,172,498.26, 1,758,777.67 and 319,576.90

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Solution

The fourth proportional to 1,172,498.26, 1,758,777.67 and 319,576.90 is: 479,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,498.26 : 1,758,777.67 = 319,576.90 : x
  2. Step 2: Convert to fraction form
    1,172,498.26/1,758,777.67 = 319,576.90/x
  3. Step 3: Cross multiply
    1,172,498.26x = 1,758,777.67 × 319,576.90
  4. Step 4: Simplify right side
    1,172,498.26x = 562,064,715,567.82
  5. Step 5: Solve for x
    x = 562,064,715,567.82/1,172,498.26
  6. Step 6: Final answer
    x = 479,373.60

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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.