Finding the Fourth Proportional to 917,371.47, 1,375,512.06 and 348,794.19
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Solution
The fourth proportional to 917,371.47, 1,375,512.06 and 348,794.19 is: 522,984.02
Step by Step Solution
- Step 1: Write the proportion equation
917,371.47 : 1,375,512.06 = 348,794.19 : x - Step 2: Convert to fraction form
917,371.47/1,375,512.06 = 348,794.19/x - Step 3: Cross multiply
917,371.47x = 1,375,512.06 × 348,794.19 - Step 4: Simplify right side
917,371.47x = 479,770,614,802.93 - Step 5: Solve for x
x = 479,770,614,802.93/917,371.47 - Step 6: Final answer
x = 522,984.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.