Home / 662,103.48-993,254.04-307,153.38

Finding the Fourth Proportional to 662,103.48, 993,254.04 and 307,153.38

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Solution

The fourth proportional to 662,103.48, 993,254.04 and 307,153.38 is: 460,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,103.48 : 993,254.04 = 307,153.38 : x
  2. Step 2: Convert to fraction form
    662,103.48/993,254.04 = 307,153.38/x
  3. Step 3: Cross multiply
    662,103.48x = 993,254.04 × 307,153.38
  4. Step 4: Simplify right side
    662,103.48x = 305,081,335,584.66
  5. Step 5: Solve for x
    x = 305,081,335,584.66/662,103.48
  6. Step 6: Final answer
    x = 460,775.91

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1.5x scale

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.