Home / 902,386.35-1,353,529.71-303,285.65

Finding the Fourth Proportional to 902,386.35, 1,353,529.71 and 303,285.65

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Solution

The fourth proportional to 902,386.35, 1,353,529.71 and 303,285.65 is: 454,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,386.35 : 1,353,529.71 = 303,285.65 : x
  2. Step 2: Convert to fraction form
    902,386.35/1,353,529.71 = 303,285.65/x
  3. Step 3: Cross multiply
    902,386.35x = 1,353,529.71 × 303,285.65
  4. Step 4: Simplify right side
    902,386.35x = 410,506,131,124.01
  5. Step 5: Solve for x
    x = 410,506,131,124.01/902,386.35
  6. Step 6: Final answer
    x = 454,911.73

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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.