Finding the Fourth Proportional to 750,848.08, 1,035,916.68 and 428,331.28
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Solution
The fourth proportional to 750,848.08, 1,035,916.68 and 428,331.28 is: 590,952.46
Step by Step Solution
- Step 1: Write the proportion equation
750,848.08 : 1,035,916.68 = 428,331.28 : x - Step 2: Convert to fraction form
750,848.08/1,035,916.68 = 428,331.28/x - Step 3: Cross multiply
750,848.08x = 1,035,916.68 × 428,331.28 - Step 4: Simplify right side
750,848.08x = 443,715,517,517.75 - Step 5: Solve for x
x = 443,715,517,517.75/750,848.08 - Step 6: Final answer
x = 590,952.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.