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Finding the Fourth Proportional to 426,653.52, 588,770.58 and 235,662.81

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Solution

The fourth proportional to 426,653.52, 588,770.58 and 235,662.81 is: 325,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,653.52 : 588,770.58 = 235,662.81 : x
  2. Step 2: Convert to fraction form
    426,653.52/588,770.58 = 235,662.81/x
  3. Step 3: Cross multiply
    426,653.52x = 588,770.58 × 235,662.81
  4. Step 4: Simplify right side
    426,653.52x = 138,751,329,328.13
  5. Step 5: Solve for x
    x = 138,751,329,328.13/426,653.52
  6. Step 6: Final answer
    x = 325,208.45

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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.