Home / 297,942.60-446,795.10-98,207.40

Finding the Fourth Proportional to 297,942.60, 446,795.10 and 98,207.40

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Solution

The fourth proportional to 297,942.60, 446,795.10 and 98,207.40 is: 147,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,942.60 : 446,795.10 = 98,207.40 : x
  2. Step 2: Convert to fraction form
    297,942.60/446,795.10 = 98,207.40/x
  3. Step 3: Cross multiply
    297,942.60x = 446,795.10 × 98,207.40
  4. Step 4: Simplify right side
    297,942.60x = 43,878,585,103.74
  5. Step 5: Solve for x
    x = 43,878,585,103.74/297,942.60
  6. Step 6: Final answer
    x = 147,271.94

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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.