Home / 353,048.49-529,516.91-153,315.25

Finding the Fourth Proportional to 353,048.49, 529,516.91 and 153,315.25

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Solution

The fourth proportional to 353,048.49, 529,516.91 and 153,315.25 is: 229,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,048.49 : 529,516.91 = 153,315.25 : x
  2. Step 2: Convert to fraction form
    353,048.49/529,516.91 = 153,315.25/x
  3. Step 3: Cross multiply
    353,048.49x = 529,516.91 × 153,315.25
  4. Step 4: Simplify right side
    353,048.49x = 81,183,016,495.37
  5. Step 5: Solve for x
    x = 81,183,016,495.37/353,048.49
  6. Step 6: Final answer
    x = 229,948.63

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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.