Finding the Fourth Proportional to 506,409.92, 759,988.08 and 240,171.20
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Solution
The fourth proportional to 506,409.92, 759,988.08 and 240,171.20 is: 360,433.79
Step by Step Solution
- Step 1: Write the proportion equation
506,409.92 : 759,988.08 = 240,171.20 : x - Step 2: Convert to fraction form
506,409.92/759,988.08 = 240,171.20/x - Step 3: Cross multiply
506,409.92x = 759,988.08 × 240,171.20 - Step 4: Simplify right side
506,409.92x = 182,527,249,159.30 - Step 5: Solve for x
x = 182,527,249,159.30/506,409.92 - Step 6: Final answer
x = 360,433.79
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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.