Finding the Fourth Proportional to 493,395.59, 680,902.38 and 302,372.07
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Solution
The fourth proportional to 493,395.59, 680,902.38 and 302,372.07 is: 417,283.55
Step by Step Solution
- Step 1: Write the proportion equation
493,395.59 : 680,902.38 = 302,372.07 : x - Step 2: Convert to fraction form
493,395.59/680,902.38 = 302,372.07/x - Step 3: Cross multiply
493,395.59x = 680,902.38 × 302,372.07 - Step 4: Simplify right side
493,395.59x = 205,885,862,108.53 - Step 5: Solve for x
x = 205,885,862,108.53/493,395.59 - Step 6: Final answer
x = 417,283.55
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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.