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Finding the Fourth Proportional to 570,175.68, 855,197.76 and 149,484.96

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Solution

The fourth proportional to 570,175.68, 855,197.76 and 149,484.96 is: 224,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,175.68 : 855,197.76 = 149,484.96 : x
  2. Step 2: Convert to fraction form
    570,175.68/855,197.76 = 149,484.96/x
  3. Step 3: Cross multiply
    570,175.68x = 855,197.76 × 149,484.96
  4. Step 4: Simplify right side
    570,175.68x = 127,839,202,945.69
  5. Step 5: Solve for x
    x = 127,839,202,945.69/570,175.68
  6. Step 6: Final answer
    x = 224,210.20

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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.