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Finding the Fourth Proportional to 371,047.47, 512,046.81 and 201,282.81

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Solution

The fourth proportional to 371,047.47, 512,046.81 and 201,282.81 is: 277,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,047.47 : 512,046.81 = 201,282.81 : x
  2. Step 2: Convert to fraction form
    371,047.47/512,046.81 = 201,282.81/x
  3. Step 3: Cross multiply
    371,047.47x = 512,046.81 × 201,282.81
  4. Step 4: Simplify right side
    371,047.47x = 103,066,220,768.34
  5. Step 5: Solve for x
    x = 103,066,220,768.34/371,047.47
  6. Step 6: Final answer
    x = 277,770.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.