Finding the Fourth Proportional to 873,245.12, 1,308,309.38 and 473,630.99
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Solution
The fourth proportional to 873,245.12, 1,308,309.38 and 473,630.99 is: 709,601.29
Step by Step Solution
- Step 1: Write the proportion equation
873,245.12 : 1,308,309.38 = 473,630.99 : x - Step 2: Convert to fraction form
873,245.12/1,308,309.38 = 473,630.99/x - Step 3: Cross multiply
873,245.12x = 1,308,309.38 × 473,630.99 - Step 4: Simplify right side
873,245.12x = 619,655,864,507.53 - Step 5: Solve for x
x = 619,655,864,507.53/873,245.12 - Step 6: Final answer
x = 709,601.29
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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.