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Finding the Fourth Proportional to 590,364.20, 884,404.56 and 494,455.70

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Solution

The fourth proportional to 590,364.20, 884,404.56 and 494,455.70 is: 740,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,364.20 : 884,404.56 = 494,455.70 : x
  2. Step 2: Convert to fraction form
    590,364.20/884,404.56 = 494,455.70/x
  3. Step 3: Cross multiply
    590,364.20x = 884,404.56 × 494,455.70
  4. Step 4: Simplify right side
    590,364.20x = 437,298,875,797.99
  5. Step 5: Solve for x
    x = 437,298,875,797.99/590,364.20
  6. Step 6: Final answer
    x = 740,727.29

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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.