Finding the Fourth Proportional to 804,988.10, 1,206,445.35 and 617,068.10
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Solution
The fourth proportional to 804,988.10, 1,206,445.35 and 617,068.10 is: 924,807.39
Step by Step Solution
- Step 1: Write the proportion equation
804,988.10 : 1,206,445.35 = 617,068.10 : x - Step 2: Convert to fraction form
804,988.10/1,206,445.35 = 617,068.10/x - Step 3: Cross multiply
804,988.10x = 1,206,445.35 × 617,068.10 - Step 4: Simplify right side
804,988.10x = 744,458,939,878.34 - Step 5: Solve for x
x = 744,458,939,878.34/804,988.10 - Step 6: Final answer
x = 924,807.39
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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.