Finding the Fourth Proportional to 453,832.16, 626,283.09 and 249,878.75
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Solution
The fourth proportional to 453,832.16, 626,283.09 and 249,878.75 is: 344,829.76
Step by Step Solution
- Step 1: Write the proportion equation
453,832.16 : 626,283.09 = 249,878.75 : x - Step 2: Convert to fraction form
453,832.16/626,283.09 = 249,878.75/x - Step 3: Cross multiply
453,832.16x = 626,283.09 × 249,878.75 - Step 4: Simplify right side
453,832.16x = 156,494,832,543.92 - Step 5: Solve for x
x = 156,494,832,543.92/453,832.16 - Step 6: Final answer
x = 344,829.76
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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.