Finding the Fourth Proportional to 725,202.23, 1,000,810.23 and 402,912.33
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Solution
The fourth proportional to 725,202.23, 1,000,810.23 and 402,912.33 is: 556,036.33
Step by Step Solution
- Step 1: Write the proportion equation
725,202.23 : 1,000,810.23 = 402,912.33 : x - Step 2: Convert to fraction form
725,202.23/1,000,810.23 = 402,912.33/x - Step 3: Cross multiply
725,202.23x = 1,000,810.23 × 402,912.33 - Step 4: Simplify right side
725,202.23x = 403,238,781,657.14 - Step 5: Solve for x
x = 403,238,781,657.14/725,202.23 - Step 6: Final answer
x = 556,036.33
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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.