Home / 455,271.38-682,746.76-151,583.07

Finding the Fourth Proportional to 455,271.38, 682,746.76 and 151,583.07

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Solution

The fourth proportional to 455,271.38, 682,746.76 and 151,583.07 is: 227,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,271.38 : 682,746.76 = 151,583.07 : x
  2. Step 2: Convert to fraction form
    455,271.38/682,746.76 = 151,583.07/x
  3. Step 3: Cross multiply
    455,271.38x = 682,746.76 × 151,583.07
  4. Step 4: Simplify right side
    455,271.38x = 103,492,845,741.70
  5. Step 5: Solve for x
    x = 103,492,845,741.70/455,271.38
  6. Step 6: Final answer
    x = 227,321.22

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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.