Home / 679,376.59-937,551.33-373,465.86

Finding the Fourth Proportional to 679,376.59, 937,551.33 and 373,465.86

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Solution

The fourth proportional to 679,376.59, 937,551.33 and 373,465.86 is: 515,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,376.59 : 937,551.33 = 373,465.86 : x
  2. Step 2: Convert to fraction form
    679,376.59/937,551.33 = 373,465.86/x
  3. Step 3: Cross multiply
    679,376.59x = 937,551.33 × 373,465.86
  4. Step 4: Simplify right side
    679,376.59x = 350,143,410,236.78
  5. Step 5: Solve for x
    x = 350,143,410,236.78/679,376.59
  6. Step 6: Final answer
    x = 515,389.28

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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.