Home / 947,823.60-1,421,735.40-237,874.80

Finding the Fourth Proportional to 947,823.60, 1,421,735.40 and 237,874.80

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Solution

The fourth proportional to 947,823.60, 1,421,735.40 and 237,874.80 is: 356,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,823.60 : 1,421,735.40 = 237,874.80 : x
  2. Step 2: Convert to fraction form
    947,823.60/1,421,735.40 = 237,874.80/x
  3. Step 3: Cross multiply
    947,823.60x = 1,421,735.40 × 237,874.80
  4. Step 4: Simplify right side
    947,823.60x = 338,195,023,927.92
  5. Step 5: Solve for x
    x = 338,195,023,927.92/947,823.60
  6. Step 6: Final answer
    x = 356,812.20

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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.