Finding the Fourth Proportional to 893,515.91, 1,233,231.30 and 530,869.95
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Solution
The fourth proportional to 893,515.91, 1,233,231.30 and 530,869.95 is: 732,707.09
Step by Step Solution
- Step 1: Write the proportion equation
893,515.91 : 1,233,231.30 = 530,869.95 : x - Step 2: Convert to fraction form
893,515.91/1,233,231.30 = 530,869.95/x - Step 3: Cross multiply
893,515.91x = 1,233,231.30 × 530,869.95 - Step 4: Simplify right side
893,515.91x = 654,685,438,569.44 - Step 5: Solve for x
x = 654,685,438,569.44/893,515.91 - Step 6: Final answer
x = 732,707.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.