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Finding the Fourth Proportional to 501,913.24, 751,956.41 and 448,104.84

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Solution

The fourth proportional to 501,913.24, 751,956.41 and 448,104.84 is: 671,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,913.24 : 751,956.41 = 448,104.84 : x
  2. Step 2: Convert to fraction form
    501,913.24/751,956.41 = 448,104.84/x
  3. Step 3: Cross multiply
    501,913.24x = 751,956.41 × 448,104.84
  4. Step 4: Simplify right side
    501,913.24x = 336,955,306,790.02
  5. Step 5: Solve for x
    x = 336,955,306,790.02/501,913.24
  6. Step 6: Final answer
    x = 671,341.74

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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.