Home / 1,140,511.25-1,710,700.45-299,062.73

Finding the Fourth Proportional to 1,140,511.25, 1,710,700.45 and 299,062.73

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Solution

The fourth proportional to 1,140,511.25, 1,710,700.45 and 299,062.73 is: 448,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,511.25 : 1,710,700.45 = 299,062.73 : x
  2. Step 2: Convert to fraction form
    1,140,511.25/1,710,700.45 = 299,062.73/x
  3. Step 3: Cross multiply
    1,140,511.25x = 1,710,700.45 × 299,062.73
  4. Step 4: Simplify right side
    1,140,511.25x = 511,606,746,789.23
  5. Step 5: Solve for x
    x = 511,606,746,789.23/1,140,511.25
  6. Step 6: Final answer
    x = 448,576.68

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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.