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Finding the Fourth Proportional to 839,064.38, 1,257,597.03 and 483,341.54

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Solution

The fourth proportional to 839,064.38, 1,257,597.03 and 483,341.54 is: 724,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,064.38 : 1,257,597.03 = 483,341.54 : x
  2. Step 2: Convert to fraction form
    839,064.38/1,257,597.03 = 483,341.54/x
  3. Step 3: Cross multiply
    839,064.38x = 1,257,597.03 × 483,341.54
  4. Step 4: Simplify right side
    839,064.38x = 607,848,885,179.63
  5. Step 5: Solve for x
    x = 607,848,885,179.63/839,064.38
  6. Step 6: Final answer
    x = 724,436.53

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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.