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Finding the Fourth Proportional to 322,483.69, 445,024.87 and 175,307.60

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Solution

The fourth proportional to 322,483.69, 445,024.87 and 175,307.60 is: 241,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,483.69 : 445,024.87 = 175,307.60 : x
  2. Step 2: Convert to fraction form
    322,483.69/445,024.87 = 175,307.60/x
  3. Step 3: Cross multiply
    322,483.69x = 445,024.87 × 175,307.60
  4. Step 4: Simplify right side
    322,483.69x = 78,016,242,574.31
  5. Step 5: Solve for x
    x = 78,016,242,574.31/322,483.69
  6. Step 6: Final answer
    x = 241,923.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.