Home / 903,106.08-1,353,710.86-303,859.22

Finding the Fourth Proportional to 903,106.08, 1,353,710.86 and 303,859.22

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Solution

The fourth proportional to 903,106.08, 1,353,710.86 and 303,859.22 is: 455,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,106.08 : 1,353,710.86 = 303,859.22 : x
  2. Step 2: Convert to fraction form
    903,106.08/1,353,710.86 = 303,859.22/x
  3. Step 3: Cross multiply
    903,106.08x = 1,353,710.86 × 303,859.22
  4. Step 4: Simplify right side
    903,106.08x = 411,337,518,496.93
  5. Step 5: Solve for x
    x = 411,337,518,496.93/903,106.08
  6. Step 6: Final answer
    x = 455,469.77

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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.