Finding the Fourth Proportional to 583,884.28, 805,759.95 and 315,612.28
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Solution
The fourth proportional to 583,884.28, 805,759.95 and 315,612.28 is: 435,544.75
Step by Step Solution
- Step 1: Write the proportion equation
583,884.28 : 805,759.95 = 315,612.28 : x - Step 2: Convert to fraction form
583,884.28/805,759.95 = 315,612.28/x - Step 3: Cross multiply
583,884.28x = 805,759.95 × 315,612.28 - Step 4: Simplify right side
583,884.28x = 254,307,734,952.19 - Step 5: Solve for x
x = 254,307,734,952.19/583,884.28 - Step 6: Final answer
x = 435,544.75
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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.