Finding the Fourth Proportional to 435,374.10, 652,438.11 and 247,998.42
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Solution
The fourth proportional to 435,374.10, 652,438.11 and 247,998.42 is: 371,642.73
Step by Step Solution
- Step 1: Write the proportion equation
435,374.10 : 652,438.11 = 247,998.42 : x - Step 2: Convert to fraction form
435,374.10/652,438.11 = 247,998.42/x - Step 3: Cross multiply
435,374.10x = 652,438.11 × 247,998.42 - Step 4: Simplify right side
435,374.10x = 161,803,620,427.79 - Step 5: Solve for x
x = 161,803,620,427.79/435,374.10 - Step 6: Final answer
x = 371,642.73
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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.