Finding the Fourth Proportional to 719,725.91, 1,079,590.23 and 187,246.08
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Solution
The fourth proportional to 719,725.91, 1,079,590.23 and 187,246.08 is: 280,869.48
Step by Step Solution
- Step 1: Write the proportion equation
719,725.91 : 1,079,590.23 = 187,246.08 : x - Step 2: Convert to fraction form
719,725.91/1,079,590.23 = 187,246.08/x - Step 3: Cross multiply
719,725.91x = 1,079,590.23 × 187,246.08 - Step 4: Simplify right side
719,725.91x = 202,149,038,573.80 - Step 5: Solve for x
x = 202,149,038,573.80/719,725.91 - Step 6: Final answer
x = 280,869.48
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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.