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Finding the Fourth Proportional to 508,562.87, 701,913.44 and 336,484.31

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Solution

The fourth proportional to 508,562.87, 701,913.44 and 336,484.31 is: 464,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,562.87 : 701,913.44 = 336,484.31 : x
  2. Step 2: Convert to fraction form
    508,562.87/701,913.44 = 336,484.31/x
  3. Step 3: Cross multiply
    508,562.87x = 701,913.44 × 336,484.31
  4. Step 4: Simplify right side
    508,562.87x = 236,182,857,855.71
  5. Step 5: Solve for x
    x = 236,182,857,855.71/508,562.87
  6. Step 6: Final answer
    x = 464,412.31

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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.