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Finding the Fourth Proportional to 231,606.56, 316,698.55 and 231,606.56

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Solution

The fourth proportional to 231,606.56, 316,698.55 and 231,606.56 is: 316,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,606.56 : 316,698.55 = 231,606.56 : x
  2. Step 2: Convert to fraction form
    231,606.56/316,698.55 = 231,606.56/x
  3. Step 3: Cross multiply
    231,606.56x = 316,698.55 × 231,606.56
  4. Step 4: Simplify right side
    231,606.56x = 73,349,461,722.49
  5. Step 5: Solve for x
    x = 73,349,461,722.49/231,606.56
  6. Step 6: Final answer
    x = 316,698.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.