Finding the Fourth Proportional to 869,152.96, 1,303,739.16 and 571,507.12
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Solution
The fourth proportional to 869,152.96, 1,303,739.16 and 571,507.12 is: 857,267.07
Step by Step Solution
- Step 1: Write the proportion equation
869,152.96 : 1,303,739.16 = 571,507.12 : x - Step 2: Convert to fraction form
869,152.96/1,303,739.16 = 571,507.12/x - Step 3: Cross multiply
869,152.96x = 1,303,739.16 × 571,507.12 - Step 4: Simplify right side
869,152.96x = 745,096,212,562.82 - Step 5: Solve for x
x = 745,096,212,562.82/869,152.96 - Step 6: Final answer
x = 857,267.07
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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.