Finding the Fourth Proportional to 576,365.09, 795,895.74 and 358,947.05
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Solution
The fourth proportional to 576,365.09, 795,895.74 and 358,947.05 is: 495,665.74
Step by Step Solution
- Step 1: Write the proportion equation
576,365.09 : 795,895.74 = 358,947.05 : x - Step 2: Convert to fraction form
576,365.09/795,895.74 = 358,947.05/x - Step 3: Cross multiply
576,365.09x = 795,895.74 × 358,947.05 - Step 4: Simplify right side
576,365.09x = 285,684,424,001.09 - Step 5: Solve for x
x = 285,684,424,001.09/576,365.09 - Step 6: Final answer
x = 495,665.74
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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.