Finding the Fourth Proportional to 551,241.64, 758,953.79 and 470,344.51
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Solution
The fourth proportional to 551,241.64, 758,953.79 and 470,344.51 is: 647,573.99
Step by Step Solution
- Step 1: Write the proportion equation
551,241.64 : 758,953.79 = 470,344.51 : x - Step 2: Convert to fraction form
551,241.64/758,953.79 = 470,344.51/x - Step 3: Cross multiply
551,241.64x = 758,953.79 × 470,344.51 - Step 4: Simplify right side
551,241.64x = 356,969,748,470.19 - Step 5: Solve for x
x = 356,969,748,470.19/551,241.64 - Step 6: Final answer
x = 647,573.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.