Finding the Fourth Proportional to 344,974.68, 517,462.02 and 157,429.08
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Solution
The fourth proportional to 344,974.68, 517,462.02 and 157,429.08 is: 236,143.62
Step by Step Solution
- Step 1: Write the proportion equation
344,974.68 : 517,462.02 = 157,429.08 : x - Step 2: Convert to fraction form
344,974.68/517,462.02 = 157,429.08/x - Step 3: Cross multiply
344,974.68x = 517,462.02 × 157,429.08 - Step 4: Simplify right side
344,974.68x = 81,463,569,743.54 - Step 5: Solve for x
x = 81,463,569,743.54/344,974.68 - Step 6: Final answer
x = 236,143.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.