Home / 700,079.40-1,050,119.10-669,364.20

Finding the Fourth Proportional to 700,079.40, 1,050,119.10 and 669,364.20

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Solution

The fourth proportional to 700,079.40, 1,050,119.10 and 669,364.20 is: 1,004,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,079.40 : 1,050,119.10 = 669,364.20 : x
  2. Step 2: Convert to fraction form
    700,079.40/1,050,119.10 = 669,364.20/x
  3. Step 3: Cross multiply
    700,079.40x = 1,050,119.10 × 669,364.20
  4. Step 4: Simplify right side
    700,079.40x = 702,912,131,276.22
  5. Step 5: Solve for x
    x = 702,912,131,276.22/700,079.40
  6. Step 6: Final answer
    x = 1,004,046.30

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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.