Finding the Fourth Proportional to 730,304.74, 1,007,647.82 and 424,199.23
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Solution
The fourth proportional to 730,304.74, 1,007,647.82 and 424,199.23 is: 585,294.61
Step by Step Solution
- Step 1: Write the proportion equation
730,304.74 : 1,007,647.82 = 424,199.23 : x - Step 2: Convert to fraction form
730,304.74/1,007,647.82 = 424,199.23/x - Step 3: Cross multiply
730,304.74x = 1,007,647.82 × 424,199.23 - Step 4: Simplify right side
730,304.74x = 427,443,429,355.18 - Step 5: Solve for x
x = 427,443,429,355.18/730,304.74 - Step 6: Final answer
x = 585,294.61
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1.5x scale
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.