Home / 353,149.60-529,724.40-283,165.60

Finding the Fourth Proportional to 353,149.60, 529,724.40 and 283,165.60

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Solution

The fourth proportional to 353,149.60, 529,724.40 and 283,165.60 is: 424,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,149.60 : 529,724.40 = 283,165.60 : x
  2. Step 2: Convert to fraction form
    353,149.60/529,724.40 = 283,165.60/x
  3. Step 3: Cross multiply
    353,149.60x = 529,724.40 × 283,165.60
  4. Step 4: Simplify right side
    353,149.60x = 149,999,727,560.64
  5. Step 5: Solve for x
    x = 149,999,727,560.64/353,149.60
  6. Step 6: Final answer
    x = 424,748.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.