Home / 297,909.08-446,880.18-98,221.40

Finding the Fourth Proportional to 297,909.08, 446,880.18 and 98,221.40

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Solution

The fourth proportional to 297,909.08, 446,880.18 and 98,221.40 is: 147,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,909.08 : 446,880.18 = 98,221.40 : x
  2. Step 2: Convert to fraction form
    297,909.08/446,880.18 = 98,221.40/x
  3. Step 3: Cross multiply
    297,909.08x = 446,880.18 × 98,221.40
  4. Step 4: Simplify right side
    297,909.08x = 43,893,196,911.85
  5. Step 5: Solve for x
    x = 43,893,196,911.85/297,909.08
  6. Step 6: Final answer
    x = 147,337.56

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1.5x scale

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.