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Finding the Fourth Proportional to 317,967.93, 475,913.48 and 233,705.79

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Solution

The fourth proportional to 317,967.93, 475,913.48 and 233,705.79 is: 349,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,967.93 : 475,913.48 = 233,705.79 : x
  2. Step 2: Convert to fraction form
    317,967.93/475,913.48 = 233,705.79/x
  3. Step 3: Cross multiply
    317,967.93x = 475,913.48 × 233,705.79
  4. Step 4: Simplify right side
    317,967.93x = 111,223,734,646.52
  5. Step 5: Solve for x
    x = 111,223,734,646.52/317,967.93
  6. Step 6: Final answer
    x = 349,795.45

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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.