Finding the Fourth Proportional to 936,528.99, 1,292,409.99 and 506,809.08
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Solution
The fourth proportional to 936,528.99, 1,292,409.99 and 506,809.08 is: 699,396.52
Step by Step Solution
- Step 1: Write the proportion equation
936,528.99 : 1,292,409.99 = 506,809.08 : x - Step 2: Convert to fraction form
936,528.99/1,292,409.99 = 506,809.08/x - Step 3: Cross multiply
936,528.99x = 1,292,409.99 × 506,809.08 - Step 4: Simplify right side
936,528.99x = 655,005,118,014.71 - Step 5: Solve for x
x = 655,005,118,014.71/936,528.99 - Step 6: Final answer
x = 699,396.52
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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.