Home / 294,931.06-442,396.47-73,315.06

Finding the Fourth Proportional to 294,931.06, 442,396.47 and 73,315.06

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Solution

The fourth proportional to 294,931.06, 442,396.47 and 73,315.06 is: 109,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,931.06 : 442,396.47 = 73,315.06 : x
  2. Step 2: Convert to fraction form
    294,931.06/442,396.47 = 73,315.06/x
  3. Step 3: Cross multiply
    294,931.06x = 442,396.47 × 73,315.06
  4. Step 4: Simplify right side
    294,931.06x = 32,434,323,741.84
  5. Step 5: Solve for x
    x = 32,434,323,741.84/294,931.06
  6. Step 6: Final answer
    x = 109,972.56

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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.