Home / 426,433.41-587,777.30-302,296.70

Finding the Fourth Proportional to 426,433.41, 587,777.30 and 302,296.70

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Solution

The fourth proportional to 426,433.41, 587,777.30 and 302,296.70 is: 416,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,433.41 : 587,777.30 = 302,296.70 : x
  2. Step 2: Convert to fraction form
    426,433.41/587,777.30 = 302,296.70/x
  3. Step 3: Cross multiply
    426,433.41x = 587,777.30 × 302,296.70
  4. Step 4: Simplify right side
    426,433.41x = 177,683,133,674.54
  5. Step 5: Solve for x
    x = 177,683,133,674.54/426,433.41
  6. Step 6: Final answer
    x = 416,672.64

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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.