Finding the Fourth Proportional to 291,304.98, 436,957.47 and 166,558.50
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Solution
The fourth proportional to 291,304.98, 436,957.47 and 166,558.50 is: 249,837.75
Step by Step Solution
- Step 1: Write the proportion equation
291,304.98 : 436,957.47 = 166,558.50 : x - Step 2: Convert to fraction form
291,304.98/436,957.47 = 166,558.50/x - Step 3: Cross multiply
291,304.98x = 436,957.47 × 166,558.50 - Step 4: Simplify right side
291,304.98x = 72,778,980,767.00 - Step 5: Solve for x
x = 72,778,980,767.00/291,304.98 - Step 6: Final answer
x = 249,837.75
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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.