Home / 688,742.82-1,033,122.86-183,300.68

Finding the Fourth Proportional to 688,742.82, 1,033,122.86 and 183,300.68

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Solution

The fourth proportional to 688,742.82, 1,033,122.86 and 183,300.68 is: 274,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,742.82 : 1,033,122.86 = 183,300.68 : x
  2. Step 2: Convert to fraction form
    688,742.82/1,033,122.86 = 183,300.68/x
  3. Step 3: Cross multiply
    688,742.82x = 1,033,122.86 × 183,300.68
  4. Step 4: Simplify right side
    688,742.82x = 189,372,116,679.43
  5. Step 5: Solve for x
    x = 189,372,116,679.43/688,742.82
  6. Step 6: Final answer
    x = 274,953.31

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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.