Home / 284,450.32-392,516.04-163,559.44

Finding the Fourth Proportional to 284,450.32, 392,516.04 and 163,559.44

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Solution

The fourth proportional to 284,450.32, 392,516.04 and 163,559.44 is: 225,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,450.32 : 392,516.04 = 163,559.44 : x
  2. Step 2: Convert to fraction form
    284,450.32/392,516.04 = 163,559.44/x
  3. Step 3: Cross multiply
    284,450.32x = 392,516.04 × 163,559.44
  4. Step 4: Simplify right side
    284,450.32x = 64,199,703,693.42
  5. Step 5: Solve for x
    x = 64,199,703,693.42/284,450.32
  6. Step 6: Final answer
    x = 225,697.42

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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.