Home / 631,741.38-947,472.90-182,364.64

Finding the Fourth Proportional to 631,741.38, 947,472.90 and 182,364.64

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Solution

The fourth proportional to 631,741.38, 947,472.90 and 182,364.64 is: 273,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,741.38 : 947,472.90 = 182,364.64 : x
  2. Step 2: Convert to fraction form
    631,741.38/947,472.90 = 182,364.64/x
  3. Step 3: Cross multiply
    631,741.38x = 947,472.90 × 182,364.64
  4. Step 4: Simplify right side
    631,741.38x = 172,785,554,318.26
  5. Step 5: Solve for x
    x = 172,785,554,318.26/631,741.38
  6. Step 6: Final answer
    x = 273,506.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.