Home / 649,108.37-895,772.28-354,764.03

Finding the Fourth Proportional to 649,108.37, 895,772.28 and 354,764.03

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Solution

The fourth proportional to 649,108.37, 895,772.28 and 354,764.03 is: 489,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,108.37 : 895,772.28 = 354,764.03 : x
  2. Step 2: Convert to fraction form
    649,108.37/895,772.28 = 354,764.03/x
  3. Step 3: Cross multiply
    649,108.37x = 895,772.28 × 354,764.03
  4. Step 4: Simplify right side
    649,108.37x = 317,787,779,536.23
  5. Step 5: Solve for x
    x = 317,787,779,536.23/649,108.37
  6. Step 6: Final answer
    x = 489,575.85

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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.