Finding the Fourth Proportional to 530,274.87, 795,413.93 and 130,915.68
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Solution
The fourth proportional to 530,274.87, 795,413.93 and 130,915.68 is: 196,373.92
Step by Step Solution
- Step 1: Write the proportion equation
530,274.87 : 795,413.93 = 130,915.68 : x - Step 2: Convert to fraction form
530,274.87/795,413.93 = 130,915.68/x - Step 3: Cross multiply
530,274.87x = 795,413.93 × 130,915.68 - Step 4: Simplify right side
530,274.87x = 104,132,155,527.42 - Step 5: Solve for x
x = 104,132,155,527.42/530,274.87 - Step 6: Final answer
x = 196,373.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.