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Finding the Fourth Proportional to 613,312.16, 846,370.67 and 341,374.20

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Solution

The fourth proportional to 613,312.16, 846,370.67 and 341,374.20 is: 471,096.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,312.16 : 846,370.67 = 341,374.20 : x
  2. Step 2: Convert to fraction form
    613,312.16/846,370.67 = 341,374.20/x
  3. Step 3: Cross multiply
    613,312.16x = 846,370.67 × 341,374.20
  4. Step 4: Simplify right side
    613,312.16x = 288,929,108,667.84
  5. Step 5: Solve for x
    x = 288,929,108,667.84/613,312.16
  6. Step 6: Final answer
    x = 471,096.34

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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.