Home / 1,011,281.24-1,517,148.12-380,200.52

Finding the Fourth Proportional to 1,011,281.24, 1,517,148.12 and 380,200.52

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Solution

The fourth proportional to 1,011,281.24, 1,517,148.12 and 380,200.52 is: 570,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,281.24 : 1,517,148.12 = 380,200.52 : x
  2. Step 2: Convert to fraction form
    1,011,281.24/1,517,148.12 = 380,200.52/x
  3. Step 3: Cross multiply
    1,011,281.24x = 1,517,148.12 × 380,200.52
  4. Step 4: Simplify right side
    1,011,281.24x = 576,820,504,141.02
  5. Step 5: Solve for x
    x = 576,820,504,141.02/1,011,281.24
  6. Step 6: Final answer
    x = 570,385.84

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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.