Finding the Fourth Proportional to 453,205.97, 625,411.74 and 249,256.95
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Solution
The fourth proportional to 453,205.97, 625,411.74 and 249,256.95 is: 343,967.71
Step by Step Solution
- Step 1: Write the proportion equation
453,205.97 : 625,411.74 = 249,256.95 : x - Step 2: Convert to fraction form
453,205.97/625,411.74 = 249,256.95/x - Step 3: Cross multiply
453,205.97x = 625,411.74 × 249,256.95 - Step 4: Simplify right side
453,205.97x = 155,888,220,169.21 - Step 5: Solve for x
x = 155,888,220,169.21/453,205.97 - Step 6: Final answer
x = 343,967.71
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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.