Finding the Fourth Proportional to 539,527.28, 744,547.68 and 297,809.91
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Solution
The fourth proportional to 539,527.28, 744,547.68 and 297,809.91 is: 410,977.70
Step by Step Solution
- Step 1: Write the proportion equation
539,527.28 : 744,547.68 = 297,809.91 : x - Step 2: Convert to fraction form
539,527.28/744,547.68 = 297,809.91/x - Step 3: Cross multiply
539,527.28x = 744,547.68 × 297,809.91 - Step 4: Simplify right side
539,527.28x = 221,733,677,571.51 - Step 5: Solve for x
x = 221,733,677,571.51/539,527.28 - Step 6: Final answer
x = 410,977.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.