Home / 371,065.04-512,069.60-201,299.16

Finding the Fourth Proportional to 371,065.04, 512,069.60 and 201,299.16

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Solution

The fourth proportional to 371,065.04, 512,069.60 and 201,299.16 is: 277,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,065.04 : 512,069.60 = 201,299.16 : x
  2. Step 2: Convert to fraction form
    371,065.04/512,069.60 = 201,299.16/x
  3. Step 3: Cross multiply
    371,065.04x = 512,069.60 × 201,299.16
  4. Step 4: Simplify right side
    371,065.04x = 103,079,180,844.78
  5. Step 5: Solve for x
    x = 103,079,180,844.78/371,065.04
  6. Step 6: Final answer
    x = 277,792.76

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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.