Home / 954,627.05-1,432,337.09-386,409.84

Finding the Fourth Proportional to 954,627.05, 1,432,337.09 and 386,409.84

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Solution

The fourth proportional to 954,627.05, 1,432,337.09 and 386,409.84 is: 579,775.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,627.05 : 1,432,337.09 = 386,409.84 : x
  2. Step 2: Convert to fraction form
    954,627.05/1,432,337.09 = 386,409.84/x
  3. Step 3: Cross multiply
    954,627.05x = 1,432,337.09 × 386,409.84
  4. Step 4: Simplify right side
    954,627.05x = 553,469,143,840.92
  5. Step 5: Solve for x
    x = 553,469,143,840.92/954,627.05
  6. Step 6: Final answer
    x = 579,775.26

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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.