Home / 969,347.96-1,337,497.55-561,425.41

Finding the Fourth Proportional to 969,347.96, 1,337,497.55 and 561,425.41

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Solution

The fourth proportional to 969,347.96, 1,337,497.55 and 561,425.41 is: 774,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,347.96 : 1,337,497.55 = 561,425.41 : x
  2. Step 2: Convert to fraction form
    969,347.96/1,337,497.55 = 561,425.41/x
  3. Step 3: Cross multiply
    969,347.96x = 1,337,497.55 × 561,425.41
  4. Step 4: Simplify right side
    969,347.96x = 750,905,111,352.84
  5. Step 5: Solve for x
    x = 750,905,111,352.84/969,347.96
  6. Step 6: Final answer
    x = 774,649.71

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Double scale
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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.