Finding the Fourth Proportional to 375,461.10, 562,465.89 and 208,743.66
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Solution
The fourth proportional to 375,461.10, 562,465.89 and 208,743.66 is: 312,711.99
Step by Step Solution
- Step 1: Write the proportion equation
375,461.10 : 562,465.89 = 208,743.66 : x - Step 2: Convert to fraction form
375,461.10/562,465.89 = 208,743.66/x - Step 3: Cross multiply
375,461.10x = 562,465.89 × 208,743.66 - Step 4: Simplify right side
375,461.10x = 117,411,188,503.76 - Step 5: Solve for x
x = 117,411,188,503.76/375,461.10 - Step 6: Final answer
x = 312,711.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.