Home / 1,072,912.93-1,609,782.09-473,450.56

Finding the Fourth Proportional to 1,072,912.93, 1,609,782.09 and 473,450.56

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Solution

The fourth proportional to 1,072,912.93, 1,609,782.09 and 473,450.56 is: 710,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,912.93 : 1,609,782.09 = 473,450.56 : x
  2. Step 2: Convert to fraction form
    1,072,912.93/1,609,782.09 = 473,450.56/x
  3. Step 3: Cross multiply
    1,072,912.93x = 1,609,782.09 × 473,450.56
  4. Step 4: Simplify right side
    1,072,912.93x = 762,152,231,988.47
  5. Step 5: Solve for x
    x = 762,152,231,988.47/1,072,912.93
  6. Step 6: Final answer
    x = 710,357.95

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Double scale
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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.