Home / 310,912.93-463,944.47-277,402.60

Finding the Fourth Proportional to 310,912.93, 463,944.47 and 277,402.60

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Solution

The fourth proportional to 310,912.93, 463,944.47 and 277,402.60 is: 413,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,912.93 : 463,944.47 = 277,402.60 : x
  2. Step 2: Convert to fraction form
    310,912.93/463,944.47 = 277,402.60/x
  3. Step 3: Cross multiply
    310,912.93x = 463,944.47 × 277,402.60
  4. Step 4: Simplify right side
    310,912.93x = 128,699,402,233.62
  5. Step 5: Solve for x
    x = 128,699,402,233.62/310,912.93
  6. Step 6: Final answer
    x = 413,940.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.