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Finding the Fourth Proportional to 606,841.60, 908,512.80 and 370,645.60

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Solution

The fourth proportional to 606,841.60, 908,512.80 and 370,645.60 is: 554,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,841.60 : 908,512.80 = 370,645.60 : x
  2. Step 2: Convert to fraction form
    606,841.60/908,512.80 = 370,645.60/x
  3. Step 3: Cross multiply
    606,841.60x = 908,512.80 × 370,645.60
  4. Step 4: Simplify right side
    606,841.60x = 336,736,271,863.68
  5. Step 5: Solve for x
    x = 336,736,271,863.68/606,841.60
  6. Step 6: Final answer
    x = 554,899.78

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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.