Finding the Fourth Proportional to 761,473.40, 1,050,700.05 and 434,637.18
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Solution
The fourth proportional to 761,473.40, 1,050,700.05 and 434,637.18 is: 599,723.26
Step by Step Solution
- Step 1: Write the proportion equation
761,473.40 : 1,050,700.05 = 434,637.18 : x - Step 2: Convert to fraction form
761,473.40/1,050,700.05 = 434,637.18/x - Step 3: Cross multiply
761,473.40x = 1,050,700.05 × 434,637.18 - Step 4: Simplify right side
761,473.40x = 456,673,306,757.86 - Step 5: Solve for x
x = 456,673,306,757.86/761,473.40 - Step 6: Final answer
x = 599,723.26
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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.