Finding the Fourth Proportional to 423,916.74, 584,993.34 and 232,930.08
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Solution
The fourth proportional to 423,916.74, 584,993.34 and 232,930.08 is: 321,437.05
Step by Step Solution
- Step 1: Write the proportion equation
423,916.74 : 584,993.34 = 232,930.08 : x - Step 2: Convert to fraction form
423,916.74/584,993.34 = 232,930.08/x - Step 3: Cross multiply
423,916.74x = 584,993.34 × 232,930.08 - Step 4: Simplify right side
423,916.74x = 136,262,545,485.67 - Step 5: Solve for x
x = 136,262,545,485.67/423,916.74 - Step 6: Final answer
x = 321,437.05
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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.