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Finding the Fourth Proportional to 415,366.46, 573,239.44 and 234,090.67

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Solution

The fourth proportional to 415,366.46, 573,239.44 and 234,090.67 is: 323,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,366.46 : 573,239.44 = 234,090.67 : x
  2. Step 2: Convert to fraction form
    415,366.46/573,239.44 = 234,090.67/x
  3. Step 3: Cross multiply
    415,366.46x = 573,239.44 × 234,090.67
  4. Step 4: Simplify right side
    415,366.46x = 134,190,001,713.83
  5. Step 5: Solve for x
    x = 134,190,001,713.83/415,366.46
  6. Step 6: Final answer
    x = 323,064.12

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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.