Finding the Fourth Proportional to 453,374.26, 625,656.47 and 249,420.80
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Solution
The fourth proportional to 453,374.26, 625,656.47 and 249,420.80 is: 344,200.70
Step by Step Solution
- Step 1: Write the proportion equation
453,374.26 : 625,656.47 = 249,420.80 : x - Step 2: Convert to fraction form
453,374.26/625,656.47 = 249,420.80/x - Step 3: Cross multiply
453,374.26x = 625,656.47 × 249,420.80 - Step 4: Simplify right side
453,374.26x = 156,051,735,473.29 - Step 5: Solve for x
x = 156,051,735,473.29/453,374.26 - Step 6: Final answer
x = 344,200.70
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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.