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Finding the Fourth Proportional to 426,901.32, 589,100.58 and 235,902.39

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Solution

The fourth proportional to 426,901.32, 589,100.58 and 235,902.39 is: 325,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,901.32 : 589,100.58 = 235,902.39 : x
  2. Step 2: Convert to fraction form
    426,901.32/589,100.58 = 235,902.39/x
  3. Step 3: Cross multiply
    426,901.32x = 589,100.58 × 235,902.39
  4. Step 4: Simplify right side
    426,901.32x = 138,970,234,772.39
  5. Step 5: Solve for x
    x = 138,970,234,772.39/426,901.32
  6. Step 6: Final answer
    x = 325,532.46

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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.