Finding the Fourth Proportional to 658,140.23, 987,210.35 and 159,504.23
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Solution
The fourth proportional to 658,140.23, 987,210.35 and 159,504.23 is: 239,256.35
Step by Step Solution
- Step 1: Write the proportion equation
658,140.23 : 987,210.35 = 159,504.23 : x - Step 2: Convert to fraction form
658,140.23/987,210.35 = 159,504.23/x - Step 3: Cross multiply
658,140.23x = 987,210.35 × 159,504.23 - Step 4: Simplify right side
658,140.23x = 157,464,225,927.26 - Step 5: Solve for x
x = 157,464,225,927.26/658,140.23 - Step 6: Final answer
x = 239,256.35
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Similar ratio
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1.5x scale
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.