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Finding the Fourth Proportional to 608,465.48, 912,699.76 and 248,636.32

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Solution

The fourth proportional to 608,465.48, 912,699.76 and 248,636.32 is: 372,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,465.48 : 912,699.76 = 248,636.32 : x
  2. Step 2: Convert to fraction form
    608,465.48/912,699.76 = 248,636.32/x
  3. Step 3: Cross multiply
    608,465.48x = 912,699.76 × 248,636.32
  4. Step 4: Simplify right side
    608,465.48x = 226,930,309,591.28
  5. Step 5: Solve for x
    x = 226,930,309,591.28/608,465.48
  6. Step 6: Final answer
    x = 372,955.11

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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.