Home / 428,484.48-591,307.04-237,496

Finding the Fourth Proportional to 428,484.48, 591,307.04 and 237,496

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Solution

The fourth proportional to 428,484.48, 591,307.04 and 237,496 is: 327,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,484.48 : 591,307.04 = 237,496 : x
  2. Step 2: Convert to fraction form
    428,484.48/591,307.04 = 237,496/x
  3. Step 3: Cross multiply
    428,484.48x = 591,307.04 × 237,496
  4. Step 4: Simplify right side
    428,484.48x = 140,433,056,771.84
  5. Step 5: Solve for x
    x = 140,433,056,771.84/428,484.48
  6. Step 6: Final answer
    x = 327,743.63

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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.