Home / 294,913.60-442,370.70-73,297.60

Finding the Fourth Proportional to 294,913.60, 442,370.70 and 73,297.60

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Solution

The fourth proportional to 294,913.60, 442,370.70 and 73,297.60 is: 109,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,913.60 : 442,370.70 = 73,297.60 : x
  2. Step 2: Convert to fraction form
    294,913.60/442,370.70 = 73,297.60/x
  3. Step 3: Cross multiply
    294,913.60x = 442,370.70 × 73,297.60
  4. Step 4: Simplify right side
    294,913.60x = 32,424,710,620.32
  5. Step 5: Solve for x
    x = 32,424,710,620.32/294,913.60
  6. Step 6: Final answer
    x = 109,946.47

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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.