Finding the Fourth Proportional to 958,686.42, 1,323,014.95 and 528,994.23
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Solution
The fourth proportional to 958,686.42, 1,323,014.95 and 528,994.23 is: 730,027.31
Step by Step Solution
- Step 1: Write the proportion equation
958,686.42 : 1,323,014.95 = 528,994.23 : x - Step 2: Convert to fraction form
958,686.42/1,323,014.95 = 528,994.23/x - Step 3: Cross multiply
958,686.42x = 1,323,014.95 × 528,994.23 - Step 4: Simplify right side
958,686.42x = 699,867,273,431.25 - Step 5: Solve for x
x = 699,867,273,431.25/958,686.42 - Step 6: Final answer
x = 730,027.31
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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.