Home / 484,274.04-668,288.10-269,409.48

Finding the Fourth Proportional to 484,274.04, 668,288.10 and 269,409.48

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Solution

The fourth proportional to 484,274.04, 668,288.10 and 269,409.48 is: 371,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,274.04 : 668,288.10 = 269,409.48 : x
  2. Step 2: Convert to fraction form
    484,274.04/668,288.10 = 269,409.48/x
  3. Step 3: Cross multiply
    484,274.04x = 668,288.10 × 269,409.48
  4. Step 4: Simplify right side
    484,274.04x = 180,043,149,511.19
  5. Step 5: Solve for x
    x = 180,043,149,511.19/484,274.04
  6. Step 6: Final answer
    x = 371,779.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.