Finding the Fourth Proportional to 442,719.15, 610,876.13 and 249,099.99
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Solution
The fourth proportional to 442,719.15, 610,876.13 and 249,099.99 is: 343,715.06
Step by Step Solution
- Step 1: Write the proportion equation
442,719.15 : 610,876.13 = 249,099.99 : x - Step 2: Convert to fraction form
442,719.15/610,876.13 = 249,099.99/x - Step 3: Cross multiply
442,719.15x = 610,876.13 × 249,099.99 - Step 4: Simplify right side
442,719.15x = 152,169,237,874.24 - Step 5: Solve for x
x = 152,169,237,874.24/442,719.15 - Step 6: Final answer
x = 343,715.06
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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.