Home / 1,008,013.88-1,512,316.20-298,060.40

Finding the Fourth Proportional to 1,008,013.88, 1,512,316.20 and 298,060.40

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Solution

The fourth proportional to 1,008,013.88, 1,512,316.20 and 298,060.40 is: 447,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,013.88 : 1,512,316.20 = 298,060.40 : x
  2. Step 2: Convert to fraction form
    1,008,013.88/1,512,316.20 = 298,060.40/x
  3. Step 3: Cross multiply
    1,008,013.88x = 1,512,316.20 × 298,060.40
  4. Step 4: Simplify right side
    1,008,013.88x = 450,761,571,498.48
  5. Step 5: Solve for x
    x = 450,761,571,498.48/1,008,013.88
  6. Step 6: Final answer
    x = 447,177.94

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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.