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Finding the Fourth Proportional to 474,696.09, 711,967.38 and 175,317.66

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Solution

The fourth proportional to 474,696.09, 711,967.38 and 175,317.66 is: 262,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,696.09 : 711,967.38 = 175,317.66 : x
  2. Step 2: Convert to fraction form
    474,696.09/711,967.38 = 175,317.66/x
  3. Step 3: Cross multiply
    474,696.09x = 711,967.38 × 175,317.66
  4. Step 4: Simplify right side
    474,696.09x = 124,820,455,057.93
  5. Step 5: Solve for x
    x = 124,820,455,057.93/474,696.09
  6. Step 6: Final answer
    x = 262,948.14

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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.