Home / 803,458.98-1,205,259.21-298,025.46

Finding the Fourth Proportional to 803,458.98, 1,205,259.21 and 298,025.46

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Solution

The fourth proportional to 803,458.98, 1,205,259.21 and 298,025.46 is: 447,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,458.98 : 1,205,259.21 = 298,025.46 : x
  2. Step 2: Convert to fraction form
    803,458.98/1,205,259.21 = 298,025.46/x
  3. Step 3: Cross multiply
    803,458.98x = 1,205,259.21 × 298,025.46
  4. Step 4: Simplify right side
    803,458.98x = 359,197,930,479.49
  5. Step 5: Solve for x
    x = 359,197,930,479.49/803,458.98
  6. Step 6: Final answer
    x = 447,064.43

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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.