Home / 792,904.60-1,189,356.90-366,439.60

Finding the Fourth Proportional to 792,904.60, 1,189,356.90 and 366,439.60

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Solution

The fourth proportional to 792,904.60, 1,189,356.90 and 366,439.60 is: 549,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,904.60 : 1,189,356.90 = 366,439.60 : x
  2. Step 2: Convert to fraction form
    792,904.60/1,189,356.90 = 366,439.60/x
  3. Step 3: Cross multiply
    792,904.60x = 1,189,356.90 × 366,439.60
  4. Step 4: Simplify right side
    792,904.60x = 435,827,466,693.24
  5. Step 5: Solve for x
    x = 435,827,466,693.24/792,904.60
  6. Step 6: Final answer
    x = 549,659.40

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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.