Finding the Fourth Proportional to 877,201.53, 1,316,327.18 and 805,817.85
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Solution
The fourth proportional to 877,201.53, 1,316,327.18 and 805,817.85 is: 1,209,208.95
Step by Step Solution
- Step 1: Write the proportion equation
877,201.53 : 1,316,327.18 = 805,817.85 : x - Step 2: Convert to fraction form
877,201.53/1,316,327.18 = 805,817.85/x - Step 3: Cross multiply
877,201.53x = 1,316,327.18 × 805,817.85 - Step 4: Simplify right side
877,201.53x = 1,060,719,938,084.16 - Step 5: Solve for x
x = 1,060,719,938,084.16/877,201.53 - Step 6: Final answer
x = 1,209,208.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.