Home / 670,151.60-1,005,227.40-296,903.60

Finding the Fourth Proportional to 670,151.60, 1,005,227.40 and 296,903.60

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Solution

The fourth proportional to 670,151.60, 1,005,227.40 and 296,903.60 is: 445,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,151.60 : 1,005,227.40 = 296,903.60 : x
  2. Step 2: Convert to fraction form
    670,151.60/1,005,227.40 = 296,903.60/x
  3. Step 3: Cross multiply
    670,151.60x = 1,005,227.40 × 296,903.60
  4. Step 4: Simplify right side
    670,151.60x = 298,455,633,878.64
  5. Step 5: Solve for x
    x = 298,455,633,878.64/670,151.60
  6. Step 6: Final answer
    x = 445,355.40

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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.