Home / 908,843.60-1,363,265.40-488,939.60

Finding the Fourth Proportional to 908,843.60, 1,363,265.40 and 488,939.60

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Solution

The fourth proportional to 908,843.60, 1,363,265.40 and 488,939.60 is: 733,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,843.60 : 1,363,265.40 = 488,939.60 : x
  2. Step 2: Convert to fraction form
    908,843.60/1,363,265.40 = 488,939.60/x
  3. Step 3: Cross multiply
    908,843.60x = 1,363,265.40 × 488,939.60
  4. Step 4: Simplify right side
    908,843.60x = 666,554,439,369.84
  5. Step 5: Solve for x
    x = 666,554,439,369.84/908,843.60
  6. Step 6: Final answer
    x = 733,409.40

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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.