Home / 909,855.30-1,364,957.91-348,846.06

Finding the Fourth Proportional to 909,855.30, 1,364,957.91 and 348,846.06

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Solution

The fourth proportional to 909,855.30, 1,364,957.91 and 348,846.06 is: 523,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,855.30 : 1,364,957.91 = 348,846.06 : x
  2. Step 2: Convert to fraction form
    909,855.30/1,364,957.91 = 348,846.06/x
  3. Step 3: Cross multiply
    909,855.30x = 1,364,957.91 × 348,846.06
  4. Step 4: Simplify right side
    909,855.30x = 476,160,188,969.34
  5. Step 5: Solve for x
    x = 476,160,188,969.34/909,855.30
  6. Step 6: Final answer
    x = 523,336.17

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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.