Home / 995,279.20-1,492,918.80-545,826.40

Finding the Fourth Proportional to 995,279.20, 1,492,918.80 and 545,826.40

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Solution

The fourth proportional to 995,279.20, 1,492,918.80 and 545,826.40 is: 818,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,279.20 : 1,492,918.80 = 545,826.40 : x
  2. Step 2: Convert to fraction form
    995,279.20/1,492,918.80 = 545,826.40/x
  3. Step 3: Cross multiply
    995,279.20x = 1,492,918.80 × 545,826.40
  4. Step 4: Simplify right side
    995,279.20x = 814,874,494,096.32
  5. Step 5: Solve for x
    x = 814,874,494,096.32/995,279.20
  6. Step 6: Final answer
    x = 818,739.60

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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.