Finding the Fourth Proportional to 623,703.18, 935,670.16 and 197,346.32
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Solution
The fourth proportional to 623,703.18, 935,670.16 and 197,346.32 is: 296,055.99
Step by Step Solution
- Step 1: Write the proportion equation
623,703.18 : 935,670.16 = 197,346.32 : x - Step 2: Convert to fraction form
623,703.18/935,670.16 = 197,346.32/x - Step 3: Cross multiply
623,703.18x = 935,670.16 × 197,346.32 - Step 4: Simplify right side
623,703.18x = 184,651,062,809.81 - Step 5: Solve for x
x = 184,651,062,809.81/623,703.18 - Step 6: Final answer
x = 296,055.99
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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.