Finding the Fourth Proportional to 972,290.53, 1,341,760.98 and 536,707.99
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Solution
The fourth proportional to 972,290.53, 1,341,760.98 and 536,707.99 is: 740,657.05
Step by Step Solution
- Step 1: Write the proportion equation
972,290.53 : 1,341,760.98 = 536,707.99 : x - Step 2: Convert to fraction form
972,290.53/1,341,760.98 = 536,707.99/x - Step 3: Cross multiply
972,290.53x = 1,341,760.98 × 536,707.99 - Step 4: Simplify right side
972,290.53x = 720,133,838,636.23 - Step 5: Solve for x
x = 720,133,838,636.23/972,290.53 - Step 6: Final answer
x = 740,657.05
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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.