Home / 262,061.20-393,091.80-162,852.40

Finding the Fourth Proportional to 262,061.20, 393,091.80 and 162,852.40

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Solution

The fourth proportional to 262,061.20, 393,091.80 and 162,852.40 is: 244,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,061.20 : 393,091.80 = 162,852.40 : x
  2. Step 2: Convert to fraction form
    262,061.20/393,091.80 = 162,852.40/x
  3. Step 3: Cross multiply
    262,061.20x = 393,091.80 × 162,852.40
  4. Step 4: Simplify right side
    262,061.20x = 64,015,943,050.32
  5. Step 5: Solve for x
    x = 64,015,943,050.32/262,061.20
  6. Step 6: Final answer
    x = 244,278.60

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1.5x scale

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.