Finding the Fourth Proportional to 950,998.94, 1,312,378.84 and 521,281.99
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Solution
The fourth proportional to 950,998.94, 1,312,378.84 and 521,281.99 is: 719,369.31
Step by Step Solution
- Step 1: Write the proportion equation
950,998.94 : 1,312,378.84 = 521,281.99 : x - Step 2: Convert to fraction form
950,998.94/1,312,378.84 = 521,281.99/x - Step 3: Cross multiply
950,998.94x = 1,312,378.84 × 521,281.99 - Step 4: Simplify right side
950,998.94x = 684,119,453,349.09 - Step 5: Solve for x
x = 684,119,453,349.09/950,998.94 - Step 6: Final answer
x = 719,369.31
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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.