Finding the Fourth Proportional to 875,387.35, 1,312,352.03 and 370,336.15
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Solution
The fourth proportional to 875,387.35, 1,312,352.03 and 370,336.15 is: 555,195.82
Step by Step Solution
- Step 1: Write the proportion equation
875,387.35 : 1,312,352.03 = 370,336.15 : x - Step 2: Convert to fraction form
875,387.35/1,312,352.03 = 370,336.15/x - Step 3: Cross multiply
875,387.35x = 1,312,352.03 × 370,336.15 - Step 4: Simplify right side
875,387.35x = 486,011,396,383.20 - Step 5: Solve for x
x = 486,011,396,383.20/875,387.35 - Step 6: Final answer
x = 555,195.82
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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.