Finding the Fourth Proportional to 874,953.02, 1,207,434.60 and 472,545.02
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Solution
The fourth proportional to 874,953.02, 1,207,434.60 and 472,545.02 is: 652,111.82
Step by Step Solution
- Step 1: Write the proportion equation
874,953.02 : 1,207,434.60 = 472,545.02 : x - Step 2: Convert to fraction form
874,953.02/1,207,434.60 = 472,545.02/x - Step 3: Cross multiply
874,953.02x = 1,207,434.60 × 472,545.02 - Step 4: Simplify right side
874,953.02x = 570,567,210,224.28 - Step 5: Solve for x
x = 570,567,210,224.28/874,953.02 - Step 6: Final answer
x = 652,111.82
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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.