Finding the Fourth Proportional to 343,260.12, 473,726.93 and 190,346.26
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Solution
The fourth proportional to 343,260.12, 473,726.93 and 190,346.26 is: 262,693.35
Step by Step Solution
- Step 1: Write the proportion equation
343,260.12 : 473,726.93 = 190,346.26 : x - Step 2: Convert to fraction form
343,260.12/473,726.93 = 190,346.26/x - Step 3: Cross multiply
343,260.12x = 473,726.93 × 190,346.26 - Step 4: Simplify right side
343,260.12x = 90,172,149,386.78 - Step 5: Solve for x
x = 90,172,149,386.78/343,260.12 - Step 6: Final answer
x = 262,693.35
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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.