Finding the Fourth Proportional to 692,966.84, 1,038,613.14 and 337,448.12
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Solution
The fourth proportional to 692,966.84, 1,038,613.14 and 337,448.12 is: 505,764.53
Step by Step Solution
- Step 1: Write the proportion equation
692,966.84 : 1,038,613.14 = 337,448.12 : x - Step 2: Convert to fraction form
692,966.84/1,038,613.14 = 337,448.12/x - Step 3: Cross multiply
692,966.84x = 1,038,613.14 × 337,448.12 - Step 4: Simplify right side
692,966.84x = 350,478,051,500.30 - Step 5: Solve for x
x = 350,478,051,500.30/692,966.84 - Step 6: Final answer
x = 505,764.53
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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.