Finding the Fourth Proportional to 950,866.78, 1,312,136.67 and 521,116.42
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Solution
The fourth proportional to 950,866.78, 1,312,136.67 and 521,116.42 is: 719,108.06
Step by Step Solution
- Step 1: Write the proportion equation
950,866.78 : 1,312,136.67 = 521,116.42 : x - Step 2: Convert to fraction form
950,866.78/1,312,136.67 = 521,116.42/x - Step 3: Cross multiply
950,866.78x = 1,312,136.67 × 521,116.42 - Step 4: Simplify right side
950,866.78x = 683,775,964,021.12 - Step 5: Solve for x
x = 683,775,964,021.12/950,866.78 - Step 6: Final answer
x = 719,108.06
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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.