Home / 903,111.50-1,353,718.92-303,864.62

Finding the Fourth Proportional to 903,111.50, 1,353,718.92 and 303,864.62

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Solution

The fourth proportional to 903,111.50, 1,353,718.92 and 303,864.62 is: 455,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,111.50 : 1,353,718.92 = 303,864.62 : x
  2. Step 2: Convert to fraction form
    903,111.50/1,353,718.92 = 303,864.62/x
  3. Step 3: Cross multiply
    903,111.50x = 1,353,718.92 × 303,864.62
  4. Step 4: Simplify right side
    903,111.50x = 411,347,285,212.61
  5. Step 5: Solve for x
    x = 411,347,285,212.61/903,111.50
  6. Step 6: Final answer
    x = 455,477.85

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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.