Home / 847,150.50-1,270,443.86-341,580.90

Finding the Fourth Proportional to 847,150.50, 1,270,443.86 and 341,580.90

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Solution

The fourth proportional to 847,150.50, 1,270,443.86 and 341,580.90 is: 512,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,150.50 : 1,270,443.86 = 341,580.90 : x
  2. Step 2: Convert to fraction form
    847,150.50/1,270,443.86 = 341,580.90/x
  3. Step 3: Cross multiply
    847,150.50x = 1,270,443.86 × 341,580.90
  4. Step 4: Simplify right side
    847,150.50x = 433,959,357,098.27
  5. Step 5: Solve for x
    x = 433,959,357,098.27/847,150.50
  6. Step 6: Final answer
    x = 512,257.69

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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.