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Finding the Fourth Proportional to 343,472.59, 474,227.22 and 214,607.67

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Solution

The fourth proportional to 343,472.59, 474,227.22 and 214,607.67 is: 296,305.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,472.59 : 474,227.22 = 214,607.67 : x
  2. Step 2: Convert to fraction form
    343,472.59/474,227.22 = 214,607.67/x
  3. Step 3: Cross multiply
    343,472.59x = 474,227.22 × 214,607.67
  4. Step 4: Simplify right side
    343,472.59x = 101,772,798,734.78
  5. Step 5: Solve for x
    x = 101,772,798,734.78/343,472.59
  6. Step 6: Final answer
    x = 296,305.45

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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.