Finding the Fourth Proportional to 924,411, 1,386,733.14 and 317,317.62
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Solution
The fourth proportional to 924,411, 1,386,733.14 and 317,317.62 is: 476,016.47
Step by Step Solution
- Step 1: Write the proportion equation
924,411 : 1,386,733.14 = 317,317.62 : x - Step 2: Convert to fraction form
924,411/1,386,733.14 = 317,317.62/x - Step 3: Cross multiply
924,411x = 1,386,733.14 × 317,317.62 - Step 4: Simplify right side
924,411x = 440,034,859,559.93 - Step 5: Solve for x
x = 440,034,859,559.93/924,411 - Step 6: Final answer
x = 476,016.47
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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.