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Finding the Fourth Proportional to 508,526.91, 701,863.89 and 336,448.28

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Solution

The fourth proportional to 508,526.91, 701,863.89 and 336,448.28 is: 464,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,526.91 : 701,863.89 = 336,448.28 : x
  2. Step 2: Convert to fraction form
    508,526.91/701,863.89 = 336,448.28/x
  3. Step 3: Cross multiply
    508,526.91x = 701,863.89 × 336,448.28
  4. Step 4: Simplify right side
    508,526.91x = 236,140,899,077.59
  5. Step 5: Solve for x
    x = 236,140,899,077.59/508,526.91
  6. Step 6: Final answer
    x = 464,362.64

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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.