Home / 906,735.11-1,358,981.60-457,584.48

Finding the Fourth Proportional to 906,735.11, 1,358,981.60 and 457,584.48

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Solution

The fourth proportional to 906,735.11, 1,358,981.60 and 457,584.48 is: 685,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,735.11 : 1,358,981.60 = 457,584.48 : x
  2. Step 2: Convert to fraction form
    906,735.11/1,358,981.60 = 457,584.48/x
  3. Step 3: Cross multiply
    906,735.11x = 1,358,981.60 × 457,584.48
  4. Step 4: Simplify right side
    906,735.11x = 621,848,886,477.65
  5. Step 5: Solve for x
    x = 621,848,886,477.65/906,735.11
  6. Step 6: Final answer
    x = 685,810.98

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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.