Finding the Fourth Proportional to 972,276.48, 1,341,739.08 and 542,552.04
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Solution
The fourth proportional to 972,276.48, 1,341,739.08 and 542,552.04 is: 748,720.44
Step by Step Solution
- Step 1: Write the proportion equation
972,276.48 : 1,341,739.08 = 542,552.04 : x - Step 2: Convert to fraction form
972,276.48/1,341,739.08 = 542,552.04/x - Step 3: Cross multiply
972,276.48x = 1,341,739.08 × 542,552.04 - Step 4: Simplify right side
972,276.48x = 727,963,275,001.72 - Step 5: Solve for x
x = 727,963,275,001.72/972,276.48 - Step 6: Final answer
x = 748,720.44
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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.