Finding the Fourth Proportional to 539,446.96, 744,435.28 and 297,727.80
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Solution
The fourth proportional to 539,446.96, 744,435.28 and 297,727.80 is: 410,863.52
Step by Step Solution
- Step 1: Write the proportion equation
539,446.96 : 744,435.28 = 297,727.80 : x - Step 2: Convert to fraction form
539,446.96/744,435.28 = 297,727.80/x - Step 3: Cross multiply
539,446.96x = 744,435.28 × 297,727.80 - Step 4: Simplify right side
539,446.96x = 221,639,078,156.78 - Step 5: Solve for x
x = 221,639,078,156.78/539,446.96 - Step 6: Final answer
x = 410,863.52
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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.