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Finding the Fourth Proportional to 606,400.40, 908,599.44 and 369,025.04

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Solution

The fourth proportional to 606,400.40, 908,599.44 and 369,025.04 is: 552,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,400.40 : 908,599.44 = 369,025.04 : x
  2. Step 2: Convert to fraction form
    606,400.40/908,599.44 = 369,025.04/x
  3. Step 3: Cross multiply
    606,400.40x = 908,599.44 × 369,025.04
  4. Step 4: Simplify right side
    606,400.40x = 335,295,944,689.98
  5. Step 5: Solve for x
    x = 335,295,944,689.98/606,400.40
  6. Step 6: Final answer
    x = 552,928.30

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1.5x scale

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.