Finding the Fourth Proportional to 893,070.95, 1,232,409.48 and 511,089.53
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Solution
The fourth proportional to 893,070.95, 1,232,409.48 and 511,089.53 is: 705,287.28
Step by Step Solution
- Step 1: Write the proportion equation
893,070.95 : 1,232,409.48 = 511,089.53 : x - Step 2: Convert to fraction form
893,070.95/1,232,409.48 = 511,089.53/x - Step 3: Cross multiply
893,070.95x = 1,232,409.48 × 511,089.53 - Step 4: Simplify right side
893,070.95x = 629,871,581,900.74 - Step 5: Solve for x
x = 629,871,581,900.74/893,070.95 - Step 6: Final answer
x = 705,287.28
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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.