Finding the Fourth Proportional to 453,290.94, 625,528.74 and 249,341.64
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Solution
The fourth proportional to 453,290.94, 625,528.74 and 249,341.64 is: 344,084.45
Step by Step Solution
- Step 1: Write the proportion equation
453,290.94 : 625,528.74 = 249,341.64 : x - Step 2: Convert to fraction form
453,290.94/625,528.74 = 249,341.64/x - Step 3: Cross multiply
453,290.94x = 625,528.74 × 249,341.64 - Step 4: Simplify right side
453,290.94x = 155,970,361,898.73 - Step 5: Solve for x
x = 155,970,361,898.73/453,290.94 - Step 6: Final answer
x = 344,084.45
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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.