Finding the Fourth Proportional to 559,569.98, 772,207.56 and 304,921.17
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Solution
The fourth proportional to 559,569.98, 772,207.56 and 304,921.17 is: 420,791.75
Step by Step Solution
- Step 1: Write the proportion equation
559,569.98 : 772,207.56 = 304,921.17 : x - Step 2: Convert to fraction form
559,569.98/772,207.56 = 304,921.17/x - Step 3: Cross multiply
559,569.98x = 772,207.56 × 304,921.17 - Step 4: Simplify right side
559,569.98x = 235,462,432,678.05 - Step 5: Solve for x
x = 235,462,432,678.05/559,569.98 - Step 6: Final answer
x = 420,791.75
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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.