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Finding the Fourth Proportional to 613,314.16, 846,373.42 and 341,376.20

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Solution

The fourth proportional to 613,314.16, 846,373.42 and 341,376.20 is: 471,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,314.16 : 846,373.42 = 341,376.20 : x
  2. Step 2: Convert to fraction form
    613,314.16/846,373.42 = 341,376.20/x
  3. Step 3: Cross multiply
    613,314.16x = 846,373.42 × 341,376.20
  4. Step 4: Simplify right side
    613,314.16x = 288,931,741,900.60
  5. Step 5: Solve for x
    x = 288,931,741,900.60/613,314.16
  6. Step 6: Final answer
    x = 471,099.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.