Finding the Fourth Proportional to 912,103.62, 1,369,102.10 and 528,601.76
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Solution
The fourth proportional to 912,103.62, 1,369,102.10 and 528,601.76 is: 793,451.28
Step by Step Solution
- Step 1: Write the proportion equation
912,103.62 : 1,369,102.10 = 528,601.76 : x - Step 2: Convert to fraction form
912,103.62/1,369,102.10 = 528,601.76/x - Step 3: Cross multiply
912,103.62x = 1,369,102.10 × 528,601.76 - Step 4: Simplify right side
912,103.62x = 723,709,783,026.51 - Step 5: Solve for x
x = 723,709,783,026.51/912,103.62 - Step 6: Final answer
x = 793,451.28
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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.