Home / 715,344.40-1,072,627.80-294,662.80

Finding the Fourth Proportional to 715,344.40, 1,072,627.80 and 294,662.80

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Solution

The fourth proportional to 715,344.40, 1,072,627.80 and 294,662.80 is: 441,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,344.40 : 1,072,627.80 = 294,662.80 : x
  2. Step 2: Convert to fraction form
    715,344.40/1,072,627.80 = 294,662.80/x
  3. Step 3: Cross multiply
    715,344.40x = 1,072,627.80 × 294,662.80
  4. Step 4: Simplify right side
    715,344.40x = 316,063,510,905.84
  5. Step 5: Solve for x
    x = 316,063,510,905.84/715,344.40
  6. Step 6: Final answer
    x = 441,834.05

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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.