Finding the Fourth Proportional to 583,968.26, 805,932.72 and 354,472.78
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Solution
The fourth proportional to 583,968.26, 805,932.72 and 354,472.78 is: 489,206.75
Step by Step Solution
- Step 1: Write the proportion equation
583,968.26 : 805,932.72 = 354,472.78 : x - Step 2: Convert to fraction form
583,968.26/805,932.72 = 354,472.78/x - Step 3: Cross multiply
583,968.26x = 805,932.72 × 354,472.78 - Step 4: Simplify right side
583,968.26x = 285,681,211,751.36 - Step 5: Solve for x
x = 285,681,211,751.36/583,968.26 - Step 6: Final answer
x = 489,206.75
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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.