Home / 679,346.46-937,487.61-373,416.27

Finding the Fourth Proportional to 679,346.46, 937,487.61 and 373,416.27

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Solution

The fourth proportional to 679,346.46, 937,487.61 and 373,416.27 is: 515,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,346.46 : 937,487.61 = 373,416.27 : x
  2. Step 2: Convert to fraction form
    679,346.46/937,487.61 = 373,416.27/x
  3. Step 3: Cross multiply
    679,346.46x = 937,487.61 × 373,416.27
  4. Step 4: Simplify right side
    679,346.46x = 350,073,126,497.42
  5. Step 5: Solve for x
    x = 350,073,126,497.42/679,346.46
  6. Step 6: Final answer
    x = 515,308.68

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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.