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Finding the Fourth Proportional to 594,907.76, 820,739.16 and 340,122.32

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Solution

The fourth proportional to 594,907.76, 820,739.16 and 340,122.32 is: 469,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,907.76 : 820,739.16 = 340,122.32 : x
  2. Step 2: Convert to fraction form
    594,907.76/820,739.16 = 340,122.32/x
  3. Step 3: Cross multiply
    594,907.76x = 820,739.16 × 340,122.32
  4. Step 4: Simplify right side
    594,907.76x = 279,151,707,214.05
  5. Step 5: Solve for x
    x = 279,151,707,214.05/594,907.76
  6. Step 6: Final answer
    x = 469,235.28

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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.