Finding the Fourth Proportional to 785,529.86, 1,178,292.53 and 209,153.07
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Solution
The fourth proportional to 785,529.86, 1,178,292.53 and 209,153.07 is: 313,729.00
Step by Step Solution
- Step 1: Write the proportion equation
785,529.86 : 1,178,292.53 = 209,153.07 : x - Step 2: Convert to fraction form
785,529.86/1,178,292.53 = 209,153.07/x - Step 3: Cross multiply
785,529.86x = 1,178,292.53 × 209,153.07 - Step 4: Simplify right side
785,529.86x = 246,443,498,961.80 - Step 5: Solve for x
x = 246,443,498,961.80/785,529.86 - Step 6: Final answer
x = 313,729.00
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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.