Home / 924,122.89-1,386,183.39-347,853.79

Finding the Fourth Proportional to 924,122.89, 1,386,183.39 and 347,853.79

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Solution

The fourth proportional to 924,122.89, 1,386,183.39 and 347,853.79 is: 521,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,122.89 : 1,386,183.39 = 347,853.79 : x
  2. Step 2: Convert to fraction form
    924,122.89/1,386,183.39 = 347,853.79/x
  3. Step 3: Cross multiply
    924,122.89x = 1,386,183.39 × 347,853.79
  4. Step 4: Simplify right side
    924,122.89x = 482,189,145,846.55
  5. Step 5: Solve for x
    x = 482,189,145,846.55/924,122.89
  6. Step 6: Final answer
    x = 521,780.33

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1.5x scale

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.