Finding the Fourth Proportional to 372,343.04, 554,303.02 and 370,128.68
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Solution
The fourth proportional to 372,343.04, 554,303.02 and 370,128.68 is: 551,006.53
Step by Step Solution
- Step 1: Write the proportion equation
372,343.04 : 554,303.02 = 370,128.68 : x - Step 2: Convert to fraction form
372,343.04/554,303.02 = 370,128.68/x - Step 3: Cross multiply
372,343.04x = 554,303.02 × 370,128.68 - Step 4: Simplify right side
372,343.04x = 205,163,445,112.61 - Step 5: Solve for x
x = 205,163,445,112.61/372,343.04 - Step 6: Final answer
x = 551,006.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.