Finding the Fourth Proportional to 453,789.60, 626,244.24 and 249,862.08
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Solution
The fourth proportional to 453,789.60, 626,244.24 and 249,862.08 is: 344,817.70
Step by Step Solution
- Step 1: Write the proportion equation
453,789.60 : 626,244.24 = 249,862.08 : x - Step 2: Convert to fraction form
453,789.60/626,244.24 = 249,862.08/x - Step 3: Cross multiply
453,789.60x = 626,244.24 × 249,862.08 - Step 4: Simplify right side
453,789.60x = 156,474,688,394.42 - Step 5: Solve for x
x = 156,474,688,394.42/453,789.60 - Step 6: Final answer
x = 344,817.70
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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.