Finding the Fourth Proportional to 357,726.74, 493,555.25 and 214,434.50
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Solution
The fourth proportional to 357,726.74, 493,555.25 and 214,434.50 is: 295,855.08
Step by Step Solution
- Step 1: Write the proportion equation
357,726.74 : 493,555.25 = 214,434.50 : x - Step 2: Convert to fraction form
357,726.74/493,555.25 = 214,434.50/x - Step 3: Cross multiply
357,726.74x = 493,555.25 × 214,434.50 - Step 4: Simplify right side
357,726.74x = 105,835,273,256.13 - Step 5: Solve for x
x = 105,835,273,256.13/357,726.74 - Step 6: Final answer
x = 295,855.08
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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.