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Finding the Fourth Proportional to 323,775.83, 483,265.81 and 303,830.39

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Solution

The fourth proportional to 323,775.83, 483,265.81 and 303,830.39 is: 453,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,775.83 : 483,265.81 = 303,830.39 : x
  2. Step 2: Convert to fraction form
    323,775.83/483,265.81 = 303,830.39/x
  3. Step 3: Cross multiply
    323,775.83x = 483,265.81 × 303,830.39
  4. Step 4: Simplify right side
    323,775.83x = 146,830,841,113.92
  5. Step 5: Solve for x
    x = 146,830,841,113.92/323,775.83
  6. Step 6: Final answer
    x = 453,495.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.