Finding the Fourth Proportional to 569,405.09, 785,748.19 and 314,739.88
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Solution
The fourth proportional to 569,405.09, 785,748.19 and 314,739.88 is: 434,323.99
Step by Step Solution
- Step 1: Write the proportion equation
569,405.09 : 785,748.19 = 314,739.88 : x - Step 2: Convert to fraction form
569,405.09/785,748.19 = 314,739.88/x - Step 3: Cross multiply
569,405.09x = 785,748.19 × 314,739.88 - Step 4: Simplify right side
569,405.09x = 247,306,291,030.82 - Step 5: Solve for x
x = 247,306,291,030.82/569,405.09 - Step 6: Final answer
x = 434,323.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.