Home / 535,256.03-738,585.21-305,828.17

Finding the Fourth Proportional to 535,256.03, 738,585.21 and 305,828.17

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Solution

The fourth proportional to 535,256.03, 738,585.21 and 305,828.17 is: 422,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,256.03 : 738,585.21 = 305,828.17 : x
  2. Step 2: Convert to fraction form
    535,256.03/738,585.21 = 305,828.17/x
  3. Step 3: Cross multiply
    535,256.03x = 738,585.21 × 305,828.17
  4. Step 4: Simplify right side
    535,256.03x = 225,880,162,463.76
  5. Step 5: Solve for x
    x = 225,880,162,463.76/535,256.03
  6. Step 6: Final answer
    x = 422,003.95

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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.