Home / 376,931.60-565,397.40-166,979.60

Finding the Fourth Proportional to 376,931.60, 565,397.40 and 166,979.60

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Solution

The fourth proportional to 376,931.60, 565,397.40 and 166,979.60 is: 250,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,931.60 : 565,397.40 = 166,979.60 : x
  2. Step 2: Convert to fraction form
    376,931.60/565,397.40 = 166,979.60/x
  3. Step 3: Cross multiply
    376,931.60x = 565,397.40 × 166,979.60
  4. Step 4: Simplify right side
    376,931.60x = 94,409,831,693.04
  5. Step 5: Solve for x
    x = 94,409,831,693.04/376,931.60
  6. Step 6: Final answer
    x = 250,469.40

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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.