Home / 484,534.15-668,650.38-269,674.27

Finding the Fourth Proportional to 484,534.15, 668,650.38 and 269,674.27

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Solution

The fourth proportional to 484,534.15, 668,650.38 and 269,674.27 is: 372,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,534.15 : 668,650.38 = 269,674.27 : x
  2. Step 2: Convert to fraction form
    484,534.15/668,650.38 = 269,674.27/x
  3. Step 3: Cross multiply
    484,534.15x = 668,650.38 × 269,674.27
  4. Step 4: Simplify right side
    484,534.15x = 180,317,803,111.72
  5. Step 5: Solve for x
    x = 180,317,803,111.72/484,534.15
  6. Step 6: Final answer
    x = 372,146.74

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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.