Home / 995,148.75-1,492,723.26-330,300.75

Finding the Fourth Proportional to 995,148.75, 1,492,723.26 and 330,300.75

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Solution

The fourth proportional to 995,148.75, 1,492,723.26 and 330,300.75 is: 495,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,148.75 : 1,492,723.26 = 330,300.75 : x
  2. Step 2: Convert to fraction form
    995,148.75/1,492,723.26 = 330,300.75/x
  3. Step 3: Cross multiply
    995,148.75x = 1,492,723.26 × 330,300.75
  4. Step 4: Simplify right side
    995,148.75x = 493,047,612,320.45
  5. Step 5: Solve for x
    x = 493,047,612,320.45/995,148.75
  6. Step 6: Final answer
    x = 495,451.17

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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.