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Finding the Fourth Proportional to 599,429.84, 898,369.73 and 448,485.84

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Solution

The fourth proportional to 599,429.84, 898,369.73 and 448,485.84 is: 672,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,429.84 : 898,369.73 = 448,485.84 : x
  2. Step 2: Convert to fraction form
    599,429.84/898,369.73 = 448,485.84/x
  3. Step 3: Cross multiply
    599,429.84x = 898,369.73 × 448,485.84
  4. Step 4: Simplify right side
    599,429.84x = 402,906,102,425.08
  5. Step 5: Solve for x
    x = 402,906,102,425.08/599,429.84
  6. Step 6: Final answer
    x = 672,148.89

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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.