Home / 969,498.71-1,337,908.20-561,679.37

Finding the Fourth Proportional to 969,498.71, 1,337,908.20 and 561,679.37

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Solution

The fourth proportional to 969,498.71, 1,337,908.20 and 561,679.37 is: 775,117.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,498.71 : 1,337,908.20 = 561,679.37 : x
  2. Step 2: Convert to fraction form
    969,498.71/1,337,908.20 = 561,679.37/x
  3. Step 3: Cross multiply
    969,498.71x = 1,337,908.20 × 561,679.37
  4. Step 4: Simplify right side
    969,498.71x = 751,475,428,204.29
  5. Step 5: Solve for x
    x = 751,475,428,204.29/969,498.71
  6. Step 6: Final answer
    x = 775,117.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.