Finding the Fourth Proportional to 774,865.04, 1,069,306.52 and 430,691.99
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Solution
The fourth proportional to 774,865.04, 1,069,306.52 and 430,691.99 is: 594,350.92
Step by Step Solution
- Step 1: Write the proportion equation
774,865.04 : 1,069,306.52 = 430,691.99 : x - Step 2: Convert to fraction form
774,865.04/1,069,306.52 = 430,691.99/x - Step 3: Cross multiply
774,865.04x = 1,069,306.52 × 430,691.99 - Step 4: Simplify right side
774,865.04x = 460,541,745,518.78 - Step 5: Solve for x
x = 460,541,745,518.78/774,865.04 - Step 6: Final answer
x = 594,350.92
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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.