Finding the Fourth Proportional to 651,985.10, 899,653.74 and 361,593.19
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Solution
The fourth proportional to 651,985.10, 899,653.74 and 361,593.19 is: 498,951.07
Step by Step Solution
- Step 1: Write the proportion equation
651,985.10 : 899,653.74 = 361,593.19 : x - Step 2: Convert to fraction form
651,985.10/899,653.74 = 361,593.19/x - Step 3: Cross multiply
651,985.10x = 899,653.74 × 361,593.19 - Step 4: Simplify right side
651,985.10x = 325,308,662,980.35 - Step 5: Solve for x
x = 325,308,662,980.35/651,985.10 - Step 6: Final answer
x = 498,951.07
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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.