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Finding the Fourth Proportional to 426,699.70, 588,847.66 and 233,110.10

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Solution

The fourth proportional to 426,699.70, 588,847.66 and 233,110.10 is: 321,693.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,699.70 : 588,847.66 = 233,110.10 : x
  2. Step 2: Convert to fraction form
    426,699.70/588,847.66 = 233,110.10/x
  3. Step 3: Cross multiply
    426,699.70x = 588,847.66 × 233,110.10
  4. Step 4: Simplify right side
    426,699.70x = 137,266,336,907.37
  5. Step 5: Solve for x
    x = 137,266,336,907.37/426,699.70
  6. Step 6: Final answer
    x = 321,693.07

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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.