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Finding the Fourth Proportional to 599,631.63, 899,696.54 and 262,498.74

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Solution

The fourth proportional to 599,631.63, 899,696.54 and 262,498.74 is: 393,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,631.63 : 899,696.54 = 262,498.74 : x
  2. Step 2: Convert to fraction form
    599,631.63/899,696.54 = 262,498.74/x
  3. Step 3: Cross multiply
    599,631.63x = 899,696.54 × 262,498.74
  4. Step 4: Simplify right side
    599,631.63x = 236,169,208,132.36
  5. Step 5: Solve for x
    x = 236,169,208,132.36/599,631.63
  6. Step 6: Final answer
    x = 393,857.16

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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.