Home / 803,672.04-1,205,468.46-298,331.40

Finding the Fourth Proportional to 803,672.04, 1,205,468.46 and 298,331.40

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Solution

The fourth proportional to 803,672.04, 1,205,468.46 and 298,331.40 is: 447,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,672.04 : 1,205,468.46 = 298,331.40 : x
  2. Step 2: Convert to fraction form
    803,672.04/1,205,468.46 = 298,331.40/x
  3. Step 3: Cross multiply
    803,672.04x = 1,205,468.46 × 298,331.40
  4. Step 4: Simplify right side
    803,672.04x = 359,629,093,327.64
  5. Step 5: Solve for x
    x = 359,629,093,327.64/803,672.04
  6. Step 6: Final answer
    x = 447,482.40

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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.