Finding the Fourth Proportional to 891,766.08, 1,337,779.68 and 418,499.28
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Solution
The fourth proportional to 891,766.08, 1,337,779.68 and 418,499.28 is: 627,810.19
Step by Step Solution
- Step 1: Write the proportion equation
891,766.08 : 1,337,779.68 = 418,499.28 : x - Step 2: Convert to fraction form
891,766.08/1,337,779.68 = 418,499.28/x - Step 3: Cross multiply
891,766.08x = 1,337,779.68 × 418,499.28 - Step 4: Simplify right side
891,766.08x = 559,859,832,878.63 - Step 5: Solve for x
x = 559,859,832,878.63/891,766.08 - Step 6: Final answer
x = 627,810.19
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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.