Home / 753,727.85-1,130,766.66-248,270.70

Finding the Fourth Proportional to 753,727.85, 1,130,766.66 and 248,270.70

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Solution

The fourth proportional to 753,727.85, 1,130,766.66 and 248,270.70 is: 372,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,727.85 : 1,130,766.66 = 248,270.70 : x
  2. Step 2: Convert to fraction form
    753,727.85/1,130,766.66 = 248,270.70/x
  3. Step 3: Cross multiply
    753,727.85x = 1,130,766.66 × 248,270.70
  4. Step 4: Simplify right side
    753,727.85x = 280,736,228,973.51
  5. Step 5: Solve for x
    x = 280,736,228,973.51/753,727.85
  6. Step 6: Final answer
    x = 372,463.66

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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.