Home / 397,376.20-596,258.70-302,573.80

Finding the Fourth Proportional to 397,376.20, 596,258.70 and 302,573.80

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Solution

The fourth proportional to 397,376.20, 596,258.70 and 302,573.80 is: 454,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,376.20 : 596,258.70 = 302,573.80 : x
  2. Step 2: Convert to fraction form
    397,376.20/596,258.70 = 302,573.80/x
  3. Step 3: Cross multiply
    397,376.20x = 596,258.70 × 302,573.80
  4. Step 4: Simplify right side
    397,376.20x = 180,412,260,642.06
  5. Step 5: Solve for x
    x = 180,412,260,642.06/397,376.20
  6. Step 6: Final answer
    x = 454,008.72

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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.