Home / 762,750.40-1,144,125.60-201,784.90

Finding the Fourth Proportional to 762,750.40, 1,144,125.60 and 201,784.90

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Solution

The fourth proportional to 762,750.40, 1,144,125.60 and 201,784.90 is: 302,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,750.40 : 1,144,125.60 = 201,784.90 : x
  2. Step 2: Convert to fraction form
    762,750.40/1,144,125.60 = 201,784.90/x
  3. Step 3: Cross multiply
    762,750.40x = 1,144,125.60 × 201,784.90
  4. Step 4: Simplify right side
    762,750.40x = 230,867,269,783.44
  5. Step 5: Solve for x
    x = 230,867,269,783.44/762,750.40
  6. Step 6: Final answer
    x = 302,677.35

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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.