Home / 675,047.20-1,012,582.80-201,738.40

Finding the Fourth Proportional to 675,047.20, 1,012,582.80 and 201,738.40

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Solution

The fourth proportional to 675,047.20, 1,012,582.80 and 201,738.40 is: 302,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,047.20 : 1,012,582.80 = 201,738.40 : x
  2. Step 2: Convert to fraction form
    675,047.20/1,012,582.80 = 201,738.40/x
  3. Step 3: Cross multiply
    675,047.20x = 1,012,582.80 × 201,738.40
  4. Step 4: Simplify right side
    675,047.20x = 204,276,833,939.52
  5. Step 5: Solve for x
    x = 204,276,833,939.52/675,047.20
  6. Step 6: Final answer
    x = 302,611.19

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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.