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Finding the Fourth Proportional to 594,793.52, 820,615.16 and 380,059.28

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Solution

The fourth proportional to 594,793.52, 820,615.16 and 380,059.28 is: 524,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,793.52 : 820,615.16 = 380,059.28 : x
  2. Step 2: Convert to fraction form
    594,793.52/820,615.16 = 380,059.28/x
  3. Step 3: Cross multiply
    594,793.52x = 820,615.16 × 380,059.28
  4. Step 4: Simplify right side
    594,793.52x = 311,882,406,866.69
  5. Step 5: Solve for x
    x = 311,882,406,866.69/594,793.52
  6. Step 6: Final answer
    x = 524,354.08

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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.