Home / 995,280.14-1,492,920.24-330,432.14

Finding the Fourth Proportional to 995,280.14, 1,492,920.24 and 330,432.14

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Solution

The fourth proportional to 995,280.14, 1,492,920.24 and 330,432.14 is: 495,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,280.14 : 1,492,920.24 = 330,432.14 : x
  2. Step 2: Convert to fraction form
    995,280.14/1,492,920.24 = 330,432.14/x
  3. Step 3: Cross multiply
    995,280.14x = 1,492,920.24 × 330,432.14
  4. Step 4: Simplify right side
    995,280.14x = 493,308,829,752.51
  5. Step 5: Solve for x
    x = 493,308,829,752.51/995,280.14
  6. Step 6: Final answer
    x = 495,648.22

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Double scale
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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.