Home / 842,073.04-1,263,193.56-243,048.72

Finding the Fourth Proportional to 842,073.04, 1,263,193.56 and 243,048.72

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Solution

The fourth proportional to 842,073.04, 1,263,193.56 and 243,048.72 is: 364,597.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,073.04 : 1,263,193.56 = 243,048.72 : x
  2. Step 2: Convert to fraction form
    842,073.04/1,263,193.56 = 243,048.72/x
  3. Step 3: Cross multiply
    842,073.04x = 1,263,193.56 × 243,048.72
  4. Step 4: Simplify right side
    842,073.04x = 307,017,577,870.24
  5. Step 5: Solve for x
    x = 307,017,577,870.24/842,073.04
  6. Step 6: Final answer
    x = 364,597.33

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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.