Finding the Fourth Proportional to 823,709.35, 1,136,719.47 and 461,133.91
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Solution
The fourth proportional to 823,709.35, 1,136,719.47 and 461,133.91 is: 636,365.11
Step by Step Solution
- Step 1: Write the proportion equation
823,709.35 : 1,136,719.47 = 461,133.91 : x - Step 2: Convert to fraction form
823,709.35/1,136,719.47 = 461,133.91/x - Step 3: Cross multiply
823,709.35x = 1,136,719.47 × 461,133.91 - Step 4: Simplify right side
823,709.35x = 524,179,893,774.23 - Step 5: Solve for x
x = 524,179,893,774.23/823,709.35 - Step 6: Final answer
x = 636,365.11
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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.