Finding the Fourth Proportional to 852,723.60, 1,176,727.72 and 470,742.18
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Solution
The fourth proportional to 852,723.60, 1,176,727.72 and 470,742.18 is: 649,607.18
Step by Step Solution
- Step 1: Write the proportion equation
852,723.60 : 1,176,727.72 = 470,742.18 : x - Step 2: Convert to fraction form
852,723.60/1,176,727.72 = 470,742.18/x - Step 3: Cross multiply
852,723.60x = 1,176,727.72 × 470,742.18 - Step 4: Simplify right side
852,723.60x = 553,935,372,179.23 - Step 5: Solve for x
x = 553,935,372,179.23/852,723.60 - Step 6: Final answer
x = 649,607.18
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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.