Finding the Fourth Proportional to 316,566.96, 436,904.09 and 180,569.73
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Solution
The fourth proportional to 316,566.96, 436,904.09 and 180,569.73 is: 249,210.00
Step by Step Solution
- Step 1: Write the proportion equation
316,566.96 : 436,904.09 = 180,569.73 : x - Step 2: Convert to fraction form
316,566.96/436,904.09 = 180,569.73/x - Step 3: Cross multiply
316,566.96x = 436,904.09 × 180,569.73 - Step 4: Simplify right side
316,566.96x = 78,891,653,567.20 - Step 5: Solve for x
x = 78,891,653,567.20/316,566.96 - Step 6: Final answer
x = 249,210.00
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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.