Home / 297,923.60-446,633.64-129,316.40

Finding the Fourth Proportional to 297,923.60, 446,633.64 and 129,316.40

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Solution

The fourth proportional to 297,923.60, 446,633.64 and 129,316.40 is: 193,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,923.60 : 446,633.64 = 129,316.40 : x
  2. Step 2: Convert to fraction form
    297,923.60/446,633.64 = 129,316.40/x
  3. Step 3: Cross multiply
    297,923.60x = 446,633.64 × 129,316.40
  4. Step 4: Simplify right side
    297,923.60x = 57,757,054,443.70
  5. Step 5: Solve for x
    x = 57,757,054,443.70/297,923.60
  6. Step 6: Final answer
    x = 193,865.32

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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.