Home / 379,932.48-569,688.03-155,450.52

Finding the Fourth Proportional to 379,932.48, 569,688.03 and 155,450.52

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Solution

The fourth proportional to 379,932.48, 569,688.03 and 155,450.52 is: 233,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,932.48 : 569,688.03 = 155,450.52 : x
  2. Step 2: Convert to fraction form
    379,932.48/569,688.03 = 155,450.52/x
  3. Step 3: Cross multiply
    379,932.48x = 569,688.03 × 155,450.52
  4. Step 4: Simplify right side
    379,932.48x = 88,558,300,501.28
  5. Step 5: Solve for x
    x = 88,558,300,501.28/379,932.48
  6. Step 6: Final answer
    x = 233,089.58

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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.