Home / 995,311.70-1,492,967.55-545,858.90

Finding the Fourth Proportional to 995,311.70, 1,492,967.55 and 545,858.90

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Solution

The fourth proportional to 995,311.70, 1,492,967.55 and 545,858.90 is: 818,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,311.70 : 1,492,967.55 = 545,858.90 : x
  2. Step 2: Convert to fraction form
    995,311.70/1,492,967.55 = 545,858.90/x
  3. Step 3: Cross multiply
    995,311.70x = 1,492,967.55 × 545,858.90
  4. Step 4: Simplify right side
    995,311.70x = 814,949,624,578.70
  5. Step 5: Solve for x
    x = 814,949,624,578.70/995,311.70
  6. Step 6: Final answer
    x = 818,788.35

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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.