Finding the Fourth Proportional to 453,643.59, 626,023.20 and 249,690.14
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Solution
The fourth proportional to 453,643.59, 626,023.20 and 249,690.14 is: 344,569.67
Step by Step Solution
- Step 1: Write the proportion equation
453,643.59 : 626,023.20 = 249,690.14 : x - Step 2: Convert to fraction form
453,643.59/626,023.20 = 249,690.14/x - Step 3: Cross multiply
453,643.59x = 626,023.20 × 249,690.14 - Step 4: Simplify right side
453,643.59x = 156,311,820,451.25 - Step 5: Solve for x
x = 156,311,820,451.25/453,643.59 - Step 6: Final answer
x = 344,569.67
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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.