Finding the Fourth Proportional to 493,379.97, 740,329.29 and 350,209.71
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Solution
The fourth proportional to 493,379.97, 740,329.29 and 350,209.71 is: 525,498.65
Step by Step Solution
- Step 1: Write the proportion equation
493,379.97 : 740,329.29 = 350,209.71 : x - Step 2: Convert to fraction form
493,379.97/740,329.29 = 350,209.71/x - Step 3: Cross multiply
493,379.97x = 740,329.29 × 350,209.71 - Step 4: Simplify right side
493,379.97x = 259,270,505,955.41 - Step 5: Solve for x
x = 259,270,505,955.41/493,379.97 - Step 6: Final answer
x = 525,498.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.