Home / 1,018,403.22-1,527,890.81-298,761.91

Finding the Fourth Proportional to 1,018,403.22, 1,527,890.81 and 298,761.91

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Solution

The fourth proportional to 1,018,403.22, 1,527,890.81 and 298,761.91 is: 448,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,403.22 : 1,527,890.81 = 298,761.91 : x
  2. Step 2: Convert to fraction form
    1,018,403.22/1,527,890.81 = 298,761.91/x
  3. Step 3: Cross multiply
    1,018,403.22x = 1,527,890.81 × 298,761.91
  4. Step 4: Simplify right side
    1,018,403.22x = 456,475,576,667.05
  5. Step 5: Solve for x
    x = 456,475,576,667.05/1,018,403.22
  6. Step 6: Final answer
    x = 448,226.76

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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.