Finding the Fourth Proportional to 785,319.24, 1,177,978.92 and 224,353.74
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Solution
The fourth proportional to 785,319.24, 1,177,978.92 and 224,353.74 is: 336,530.63
Step by Step Solution
- Step 1: Write the proportion equation
785,319.24 : 1,177,978.92 = 224,353.74 : x - Step 2: Convert to fraction form
785,319.24/1,177,978.92 = 224,353.74/x - Step 3: Cross multiply
785,319.24x = 1,177,978.92 × 224,353.74 - Step 4: Simplify right side
785,319.24x = 264,283,976,343.16 - Step 5: Solve for x
x = 264,283,976,343.16/785,319.24 - Step 6: Final answer
x = 336,530.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.