Home / 964,904.94-1,447,315.56-325,166.40

Finding the Fourth Proportional to 964,904.94, 1,447,315.56 and 325,166.40

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Solution

The fourth proportional to 964,904.94, 1,447,315.56 and 325,166.40 is: 487,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,904.94 : 1,447,315.56 = 325,166.40 : x
  2. Step 2: Convert to fraction form
    964,904.94/1,447,315.56 = 325,166.40/x
  3. Step 3: Cross multiply
    964,904.94x = 1,447,315.56 × 325,166.40
  4. Step 4: Simplify right side
    964,904.94x = 470,618,390,309.18
  5. Step 5: Solve for x
    x = 470,618,390,309.18/964,904.94
  6. Step 6: Final answer
    x = 487,735.50

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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.