Finding the Fourth Proportional to 249,894.07, 344,495.11 and 178,149.53
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Solution
The fourth proportional to 249,894.07, 344,495.11 and 178,149.53 is: 245,590.63
Step by Step Solution
- Step 1: Write the proportion equation
249,894.07 : 344,495.11 = 178,149.53 : x - Step 2: Convert to fraction form
249,894.07/344,495.11 = 178,149.53/x - Step 3: Cross multiply
249,894.07x = 344,495.11 × 178,149.53 - Step 4: Simplify right side
249,894.07x = 61,371,642,349.66 - Step 5: Solve for x
x = 61,371,642,349.66/249,894.07 - Step 6: Final answer
x = 245,590.63
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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.