Finding the Fourth Proportional to 341,547.84, 471,329.28 and 190,641.60
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Solution
The fourth proportional to 341,547.84, 471,329.28 and 190,641.60 is: 263,081.65
Step by Step Solution
- Step 1: Write the proportion equation
341,547.84 : 471,329.28 = 190,641.60 : x - Step 2: Convert to fraction form
341,547.84/471,329.28 = 190,641.60/x - Step 3: Cross multiply
341,547.84x = 471,329.28 × 190,641.60 - Step 4: Simplify right side
341,547.84x = 89,854,968,066.05 - Step 5: Solve for x
x = 89,854,968,066.05/341,547.84 - Step 6: Final answer
x = 263,081.65
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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.