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Finding the Fourth Proportional to 595,028.58, 820,936.62 and 380,292.52

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Solution

The fourth proportional to 595,028.58, 820,936.62 and 380,292.52 is: 524,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,028.58 : 820,936.62 = 380,292.52 : x
  2. Step 2: Convert to fraction form
    595,028.58/820,936.62 = 380,292.52/x
  3. Step 3: Cross multiply
    595,028.58x = 820,936.62 × 380,292.52
  4. Step 4: Simplify right side
    595,028.58x = 312,196,055,980.08
  5. Step 5: Solve for x
    x = 312,196,055,980.08/595,028.58
  6. Step 6: Final answer
    x = 524,674.05

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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.