Home / 447,418.95-670,730.57-163,056.10

Finding the Fourth Proportional to 447,418.95, 670,730.57 and 163,056.10

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Solution

The fourth proportional to 447,418.95, 670,730.57 and 163,056.10 is: 244,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,418.95 : 670,730.57 = 163,056.10 : x
  2. Step 2: Convert to fraction form
    447,418.95/670,730.57 = 163,056.10/x
  3. Step 3: Cross multiply
    447,418.95x = 670,730.57 × 163,056.10
  4. Step 4: Simplify right side
    447,418.95x = 109,366,707,541.32
  5. Step 5: Solve for x
    x = 109,366,707,541.32/447,418.95
  6. Step 6: Final answer
    x = 244,439.15

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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.