Finding the Fourth Proportional to 649,370.73, 896,053.98 and 358,943.07
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Solution
The fourth proportional to 649,370.73, 896,053.98 and 358,943.07 is: 495,298.53
Step by Step Solution
- Step 1: Write the proportion equation
649,370.73 : 896,053.98 = 358,943.07 : x - Step 2: Convert to fraction form
649,370.73/896,053.98 = 358,943.07/x - Step 3: Cross multiply
649,370.73x = 896,053.98 × 358,943.07 - Step 4: Simplify right side
649,370.73x = 321,632,371,173.16 - Step 5: Solve for x
x = 321,632,371,173.16/649,370.73 - Step 6: Final answer
x = 495,298.53
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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.