Home / 1,102,521.90-1,653,685.65-303,732.30

Finding the Fourth Proportional to 1,102,521.90, 1,653,685.65 and 303,732.30

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Solution

The fourth proportional to 1,102,521.90, 1,653,685.65 and 303,732.30 is: 455,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,521.90 : 1,653,685.65 = 303,732.30 : x
  2. Step 2: Convert to fraction form
    1,102,521.90/1,653,685.65 = 303,732.30/x
  3. Step 3: Cross multiply
    1,102,521.90x = 1,653,685.65 × 303,732.30
  4. Step 4: Simplify right side
    1,102,521.90x = 502,277,745,951.50
  5. Step 5: Solve for x
    x = 502,277,745,951.50/1,102,521.90
  6. Step 6: Final answer
    x = 455,571.67

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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.