Home / 893,686.15-1,340,108.02-324,665.95

Finding the Fourth Proportional to 893,686.15, 1,340,108.02 and 324,665.95

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Solution

The fourth proportional to 893,686.15, 1,340,108.02 and 324,665.95 is: 486,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,686.15 : 1,340,108.02 = 324,665.95 : x
  2. Step 2: Convert to fraction form
    893,686.15/1,340,108.02 = 324,665.95/x
  3. Step 3: Cross multiply
    893,686.15x = 1,340,108.02 × 324,665.95
  4. Step 4: Simplify right side
    893,686.15x = 435,087,443,415.92
  5. Step 5: Solve for x
    x = 435,087,443,415.92/893,686.15
  6. Step 6: Final answer
    x = 486,845.91

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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.