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Finding the Fourth Proportional to 317,322.69, 475,536.47 and 175,231.93

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Solution

The fourth proportional to 317,322.69, 475,536.47 and 175,231.93 is: 262,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,322.69 : 475,536.47 = 175,231.93 : x
  2. Step 2: Convert to fraction form
    317,322.69/475,536.47 = 175,231.93/x
  3. Step 3: Cross multiply
    317,322.69x = 475,536.47 × 175,231.93
  4. Step 4: Simplify right side
    317,322.69x = 83,329,174,018.80
  5. Step 5: Solve for x
    x = 83,329,174,018.80/317,322.69
  6. Step 6: Final answer
    x = 262,600.74

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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.