Home / 791,628.20-1,185,692.70-651,660.20

Finding the Fourth Proportional to 791,628.20, 1,185,692.70 and 651,660.20

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Solution

The fourth proportional to 791,628.20, 1,185,692.70 and 651,660.20 is: 976,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,628.20 : 1,185,692.70 = 651,660.20 : x
  2. Step 2: Convert to fraction form
    791,628.20/1,185,692.70 = 651,660.20/x
  3. Step 3: Cross multiply
    791,628.20x = 1,185,692.70 × 651,660.20
  4. Step 4: Simplify right side
    791,628.20x = 772,668,742,020.54
  5. Step 5: Solve for x
    x = 772,668,742,020.54/791,628.20
  6. Step 6: Final answer
    x = 976,050.05

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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.