Home / 954,762.39-1,432,100.39-280,865.67

Finding the Fourth Proportional to 954,762.39, 1,432,100.39 and 280,865.67

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Solution

The fourth proportional to 954,762.39, 1,432,100.39 and 280,865.67 is: 421,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,762.39 : 1,432,100.39 = 280,865.67 : x
  2. Step 2: Convert to fraction form
    954,762.39/1,432,100.39 = 280,865.67/x
  3. Step 3: Cross multiply
    954,762.39x = 1,432,100.39 × 280,865.67
  4. Step 4: Simplify right side
    954,762.39x = 402,227,835,544.61
  5. Step 5: Solve for x
    x = 402,227,835,544.61/954,762.39
  6. Step 6: Final answer
    x = 421,285.80

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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.