Finding the Fourth Proportional to 807,362.44, 1,210,211.91 and 358,294.79
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Solution
The fourth proportional to 807,362.44, 1,210,211.91 and 358,294.79 is: 537,073.07
Step by Step Solution
- Step 1: Write the proportion equation
807,362.44 : 1,210,211.91 = 358,294.79 : x - Step 2: Convert to fraction form
807,362.44/1,210,211.91 = 358,294.79/x - Step 3: Cross multiply
807,362.44x = 1,210,211.91 × 358,294.79 - Step 4: Simplify right side
807,362.44x = 433,612,622,148.95 - Step 5: Solve for x
x = 433,612,622,148.95/807,362.44 - Step 6: Final answer
x = 537,073.07
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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.