Finding the Fourth Proportional to 650,916.12, 898,258.33 and 364,440.99
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Solution
The fourth proportional to 650,916.12, 898,258.33 and 364,440.99 is: 502,925.25
Step by Step Solution
- Step 1: Write the proportion equation
650,916.12 : 898,258.33 = 364,440.99 : x - Step 2: Convert to fraction form
650,916.12/898,258.33 = 364,440.99/x - Step 3: Cross multiply
650,916.12x = 898,258.33 × 364,440.99 - Step 4: Simplify right side
650,916.12x = 327,362,155,060.95 - Step 5: Solve for x
x = 327,362,155,060.95/650,916.12 - Step 6: Final answer
x = 502,925.25
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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.