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Finding the Fourth Proportional to 235,437, 350,937.60 and 216,541.32

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Solution

The fourth proportional to 235,437, 350,937.60 and 216,541.32 is: 322,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,437 : 350,937.60 = 216,541.32 : x
  2. Step 2: Convert to fraction form
    235,437/350,937.60 = 216,541.32/x
  3. Step 3: Cross multiply
    235,437x = 350,937.60 × 216,541.32
  4. Step 4: Simplify right side
    235,437x = 75,992,491,141.63
  5. Step 5: Solve for x
    x = 75,992,491,141.63/235,437
  6. Step 6: Final answer
    x = 322,772.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.