Finding the Fourth Proportional to 680,951.84, 1,021,389.36 and 301,763.36
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Solution
The fourth proportional to 680,951.84, 1,021,389.36 and 301,763.36 is: 452,628.02
Step by Step Solution
- Step 1: Write the proportion equation
680,951.84 : 1,021,389.36 = 301,763.36 : x - Step 2: Convert to fraction form
680,951.84/1,021,389.36 = 301,763.36/x - Step 3: Cross multiply
680,951.84x = 1,021,389.36 × 301,763.36 - Step 4: Simplify right side
680,951.84x = 308,217,885,141.85 - Step 5: Solve for x
x = 308,217,885,141.85/680,951.84 - Step 6: Final answer
x = 452,628.02
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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.