Finding the Fourth Proportional to 886,377.97, 1,328,558.40 and 539,396.17
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Solution
The fourth proportional to 886,377.97, 1,328,558.40 and 539,396.17 is: 808,480.51
Step by Step Solution
- Step 1: Write the proportion equation
886,377.97 : 1,328,558.40 = 539,396.17 : x - Step 2: Convert to fraction form
886,377.97/1,328,558.40 = 539,396.17/x - Step 3: Cross multiply
886,377.97x = 1,328,558.40 × 539,396.17 - Step 4: Simplify right side
886,377.97x = 716,619,312,581.33 - Step 5: Solve for x
x = 716,619,312,581.33/886,377.97 - Step 6: Final answer
x = 808,480.51
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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.