Finding the Fourth Proportional to 917,394.84, 1,375,985.28 and 243,528.49
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Solution
The fourth proportional to 917,394.84, 1,375,985.28 and 243,528.49 is: 365,264.34
Step by Step Solution
- Step 1: Write the proportion equation
917,394.84 : 1,375,985.28 = 243,528.49 : x - Step 2: Convert to fraction form
917,394.84/1,375,985.28 = 243,528.49/x - Step 3: Cross multiply
917,394.84x = 1,375,985.28 × 243,528.49 - Step 4: Simplify right side
917,394.84x = 335,091,617,500.63 - Step 5: Solve for x
x = 335,091,617,500.63/917,394.84 - Step 6: Final answer
x = 365,264.34
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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.