Finding the Fourth Proportional to 963,539.66, 1,330,308.68 and 619,530.09
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Solution
The fourth proportional to 963,539.66, 1,330,308.68 and 619,530.09 is: 855,352.71
Step by Step Solution
- Step 1: Write the proportion equation
963,539.66 : 1,330,308.68 = 619,530.09 : x - Step 2: Convert to fraction form
963,539.66/1,330,308.68 = 619,530.09/x - Step 3: Cross multiply
963,539.66x = 1,330,308.68 × 619,530.09 - Step 4: Simplify right side
963,539.66x = 824,166,253,150.53 - Step 5: Solve for x
x = 824,166,253,150.53/963,539.66 - Step 6: Final answer
x = 855,352.71
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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.