Finding the Fourth Proportional to 464,946.65, 641,647.68 and 258,215.99
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Solution
The fourth proportional to 464,946.65, 641,647.68 and 258,215.99 is: 356,349.89
Step by Step Solution
- Step 1: Write the proportion equation
464,946.65 : 641,647.68 = 258,215.99 : x - Step 2: Convert to fraction form
464,946.65/641,647.68 = 258,215.99/x - Step 3: Cross multiply
464,946.65x = 641,647.68 × 258,215.99 - Step 4: Simplify right side
464,946.65x = 165,683,687,714.17 - Step 5: Solve for x
x = 165,683,687,714.17/464,946.65 - Step 6: Final answer
x = 356,349.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.