Home / 903,103.71-1,353,707.29-303,856.84

Finding the Fourth Proportional to 903,103.71, 1,353,707.29 and 303,856.84

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Solution

The fourth proportional to 903,103.71, 1,353,707.29 and 303,856.84 is: 455,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,103.71 : 1,353,707.29 = 303,856.84 : x
  2. Step 2: Convert to fraction form
    903,103.71/1,353,707.29 = 303,856.84/x
  3. Step 3: Cross multiply
    903,103.71x = 1,353,707.29 × 303,856.84
  4. Step 4: Simplify right side
    903,103.71x = 411,333,219,424.36
  5. Step 5: Solve for x
    x = 411,333,219,424.36/903,103.71
  6. Step 6: Final answer
    x = 455,466.20

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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.