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Finding the Fourth Proportional to 595,203.49, 821,386.74 and 323,276.73

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Solution

The fourth proportional to 595,203.49, 821,386.74 and 323,276.73 is: 446,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,203.49 : 821,386.74 = 323,276.73 : x
  2. Step 2: Convert to fraction form
    595,203.49/821,386.74 = 323,276.73/x
  3. Step 3: Cross multiply
    595,203.49x = 821,386.74 × 323,276.73
  4. Step 4: Simplify right side
    595,203.49x = 265,535,219,372.56
  5. Step 5: Solve for x
    x = 265,535,219,372.56/595,203.49
  6. Step 6: Final answer
    x = 446,125.10

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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.