Finding the Fourth Proportional to 472,595.70, 652,183.17 and 257,737.14
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Solution
The fourth proportional to 472,595.70, 652,183.17 and 257,737.14 is: 355,677.86
Step by Step Solution
- Step 1: Write the proportion equation
472,595.70 : 652,183.17 = 257,737.14 : x - Step 2: Convert to fraction form
472,595.70/652,183.17 = 257,737.14/x - Step 3: Cross multiply
472,595.70x = 652,183.17 × 257,737.14 - Step 4: Simplify right side
472,595.70x = 168,091,824,991.93 - Step 5: Solve for x
x = 168,091,824,991.93/472,595.70 - Step 6: Final answer
x = 355,677.86
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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.