Finding the Fourth Proportional to 972,219.74, 1,341,663.36 and 536,637.24
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Solution
The fourth proportional to 972,219.74, 1,341,663.36 and 536,637.24 is: 740,559.46
Step by Step Solution
- Step 1: Write the proportion equation
972,219.74 : 1,341,663.36 = 536,637.24 : x - Step 2: Convert to fraction form
972,219.74/1,341,663.36 = 536,637.24/x - Step 3: Cross multiply
972,219.74x = 1,341,663.36 × 536,637.24 - Step 4: Simplify right side
972,219.74x = 719,986,524,044.61 - Step 5: Solve for x
x = 719,986,524,044.61/972,219.74 - Step 6: Final answer
x = 740,559.46
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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.