Finding the Fourth Proportional to 453,377.74, 625,661.27 and 249,424.28
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Solution
The fourth proportional to 453,377.74, 625,661.27 and 249,424.28 is: 344,205.49
Step by Step Solution
- Step 1: Write the proportion equation
453,377.74 : 625,661.27 = 249,424.28 : x - Step 2: Convert to fraction form
453,377.74/625,661.27 = 249,424.28/x - Step 3: Cross multiply
453,377.74x = 625,661.27 × 249,424.28 - Step 4: Simplify right side
453,377.74x = 156,055,109,288.89 - Step 5: Solve for x
x = 156,055,109,288.89/453,377.74 - Step 6: Final answer
x = 344,205.49
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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.