Home / 903,106.47-1,353,711.42-303,859.59

Finding the Fourth Proportional to 903,106.47, 1,353,711.42 and 303,859.59

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Solution

The fourth proportional to 903,106.47, 1,353,711.42 and 303,859.59 is: 455,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,106.47 : 1,353,711.42 = 303,859.59 : x
  2. Step 2: Convert to fraction form
    903,106.47/1,353,711.42 = 303,859.59/x
  3. Step 3: Cross multiply
    903,106.47x = 1,353,711.42 × 303,859.59
  4. Step 4: Simplify right side
    903,106.47x = 411,338,197,059.52
  5. Step 5: Solve for x
    x = 411,338,197,059.52/903,106.47
  6. Step 6: Final answer
    x = 455,470.32

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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.