Home / 1,097,643.12-1,646,444.52-298,912.56

Finding the Fourth Proportional to 1,097,643.12, 1,646,444.52 and 298,912.56

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Solution

The fourth proportional to 1,097,643.12, 1,646,444.52 and 298,912.56 is: 448,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,643.12 : 1,646,444.52 = 298,912.56 : x
  2. Step 2: Convert to fraction form
    1,097,643.12/1,646,444.52 = 298,912.56/x
  3. Step 3: Cross multiply
    1,097,643.12x = 1,646,444.52 × 298,912.56
  4. Step 4: Simplify right side
    1,097,643.12x = 492,142,946,371.17
  5. Step 5: Solve for x
    x = 492,142,946,371.17/1,097,643.12
  6. Step 6: Final answer
    x = 448,363.35

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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.