Home / 783,025.20-1,174,615.32-250,412.40

Finding the Fourth Proportional to 783,025.20, 1,174,615.32 and 250,412.40

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Solution

The fourth proportional to 783,025.20, 1,174,615.32 and 250,412.40 is: 375,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,025.20 : 1,174,615.32 = 250,412.40 : x
  2. Step 2: Convert to fraction form
    783,025.20/1,174,615.32 = 250,412.40/x
  3. Step 3: Cross multiply
    783,025.20x = 1,174,615.32 × 250,412.40
  4. Step 4: Simplify right side
    783,025.20x = 294,138,241,357.97
  5. Step 5: Solve for x
    x = 294,138,241,357.97/783,025.20
  6. Step 6: Final answer
    x = 375,643.39

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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.