Finding the Fourth Proportional to 972,060.49, 1,341,507.99 and 542,350
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Solution
The fourth proportional to 972,060.49, 1,341,507.99 and 542,350 is: 748,478.99
Step by Step Solution
- Step 1: Write the proportion equation
972,060.49 : 1,341,507.99 = 542,350 : x - Step 2: Convert to fraction form
972,060.49/1,341,507.99 = 542,350/x - Step 3: Cross multiply
972,060.49x = 1,341,507.99 × 542,350 - Step 4: Simplify right side
972,060.49x = 727,566,858,376.50 - Step 5: Solve for x
x = 727,566,858,376.50/972,060.49 - Step 6: Final answer
x = 748,478.99
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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.