Home / 908,181.60-1,362,272.40-488,277.60

Finding the Fourth Proportional to 908,181.60, 1,362,272.40 and 488,277.60

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Solution

The fourth proportional to 908,181.60, 1,362,272.40 and 488,277.60 is: 732,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,181.60 : 1,362,272.40 = 488,277.60 : x
  2. Step 2: Convert to fraction form
    908,181.60/1,362,272.40 = 488,277.60/x
  3. Step 3: Cross multiply
    908,181.60x = 1,362,272.40 × 488,277.60
  4. Step 4: Simplify right side
    908,181.60x = 665,167,098,018.24
  5. Step 5: Solve for x
    x = 665,167,098,018.24/908,181.60
  6. Step 6: Final answer
    x = 732,416.40

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Double scale
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Similar ratio
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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.