Home / 298,064.40-446,578.20-245,187.60

Finding the Fourth Proportional to 298,064.40, 446,578.20 and 245,187.60

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Solution

The fourth proportional to 298,064.40, 446,578.20 and 245,187.60 is: 367,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,064.40 : 446,578.20 = 245,187.60 : x
  2. Step 2: Convert to fraction form
    298,064.40/446,578.20 = 245,187.60/x
  3. Step 3: Cross multiply
    298,064.40x = 446,578.20 × 245,187.60
  4. Step 4: Simplify right side
    298,064.40x = 109,495,437,070.32
  5. Step 5: Solve for x
    x = 109,495,437,070.32/298,064.40
  6. Step 6: Final answer
    x = 367,354.96

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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.