Finding the Fourth Proportional to 972,306.28, 1,341,782.76 and 536,723.74
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Solution
The fourth proportional to 972,306.28, 1,341,782.76 and 536,723.74 is: 740,678.81
Step by Step Solution
- Step 1: Write the proportion equation
972,306.28 : 1,341,782.76 = 536,723.74 : x - Step 2: Convert to fraction form
972,306.28/1,341,782.76 = 536,723.74/x - Step 3: Cross multiply
972,306.28x = 1,341,782.76 × 536,723.74 - Step 4: Simplify right side
972,306.28x = 720,166,661,214.72 - Step 5: Solve for x
x = 720,166,661,214.72/972,306.28 - Step 6: Final answer
x = 740,678.81
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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.