Finding the Fourth Proportional to 357,916.34, 493,927.37 and 194,572.80
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Solution
The fourth proportional to 357,916.34, 493,927.37 and 194,572.80 is: 268,512.00
Step by Step Solution
- Step 1: Write the proportion equation
357,916.34 : 493,927.37 = 194,572.80 : x - Step 2: Convert to fraction form
357,916.34/493,927.37 = 194,572.80/x - Step 3: Cross multiply
357,916.34x = 493,927.37 × 194,572.80 - Step 4: Simplify right side
357,916.34x = 96,104,831,134.32 - Step 5: Solve for x
x = 96,104,831,134.32/357,916.34 - Step 6: Final answer
x = 268,512.00
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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.