Home / 874,257.57-1,310,608.35-341,657.46

Finding the Fourth Proportional to 874,257.57, 1,310,608.35 and 341,657.46

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Solution

The fourth proportional to 874,257.57, 1,310,608.35 and 341,657.46 is: 512,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,257.57 : 1,310,608.35 = 341,657.46 : x
  2. Step 2: Convert to fraction form
    874,257.57/1,310,608.35 = 341,657.46/x
  3. Step 3: Cross multiply
    874,257.57x = 1,310,608.35 × 341,657.46
  4. Step 4: Simplify right side
    874,257.57x = 447,779,119,915.79
  5. Step 5: Solve for x
    x = 447,779,119,915.79/874,257.57
  6. Step 6: Final answer
    x = 512,182.15

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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.