Home / 649,214.53-895,962.41-358,819.88

Finding the Fourth Proportional to 649,214.53, 895,962.41 and 358,819.88

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Solution

The fourth proportional to 649,214.53, 895,962.41 and 358,819.88 is: 495,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,214.53 : 895,962.41 = 358,819.88 : x
  2. Step 2: Convert to fraction form
    649,214.53/895,962.41 = 358,819.88/x
  3. Step 3: Cross multiply
    649,214.53x = 895,962.41 × 358,819.88
  4. Step 4: Simplify right side
    649,214.53x = 321,489,120,406.71
  5. Step 5: Solve for x
    x = 321,489,120,406.71/649,214.53
  6. Step 6: Final answer
    x = 495,197.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.