Home / 297,436.28-446,154.41-87,074.22

Finding the Fourth Proportional to 297,436.28, 446,154.41 and 87,074.22

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Solution

The fourth proportional to 297,436.28, 446,154.41 and 87,074.22 is: 130,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,436.28 : 446,154.41 = 87,074.22 : x
  2. Step 2: Convert to fraction form
    297,436.28/446,154.41 = 87,074.22/x
  3. Step 3: Cross multiply
    297,436.28x = 446,154.41 × 87,074.22
  4. Step 4: Simplify right side
    297,436.28x = 38,848,547,468.00
  5. Step 5: Solve for x
    x = 38,848,547,468.00/297,436.28
  6. Step 6: Final answer
    x = 130,611.33

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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.