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Finding the Fourth Proportional to 606,460.92, 908,509.32 and 369,215.16

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Solution

The fourth proportional to 606,460.92, 908,509.32 and 369,215.16 is: 553,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,460.92 : 908,509.32 = 369,215.16 : x
  2. Step 2: Convert to fraction form
    606,460.92/908,509.32 = 369,215.16/x
  3. Step 3: Cross multiply
    606,460.92x = 908,509.32 × 369,215.16
  4. Step 4: Simplify right side
    606,460.92x = 335,435,413,945.29
  5. Step 5: Solve for x
    x = 335,435,413,945.29/606,460.92
  6. Step 6: Final answer
    x = 553,103.10

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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.