Finding the Fourth Proportional to 351,124.19, 484,547.93 and 189,975.71
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Solution
The fourth proportional to 351,124.19, 484,547.93 and 189,975.71 is: 262,164.61
Step by Step Solution
- Step 1: Write the proportion equation
351,124.19 : 484,547.93 = 189,975.71 : x - Step 2: Convert to fraction form
351,124.19/484,547.93 = 189,975.71/x - Step 3: Cross multiply
351,124.19x = 484,547.93 × 189,975.71 - Step 4: Simplify right side
351,124.19x = 92,052,334,608.04 - Step 5: Solve for x
x = 92,052,334,608.04/351,124.19 - Step 6: Final answer
x = 262,164.61
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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.