Finding the Fourth Proportional to 470,352.29, 649,091.68 and 255,495.74
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Solution
The fourth proportional to 470,352.29, 649,091.68 and 255,495.74 is: 352,587.12
Step by Step Solution
- Step 1: Write the proportion equation
470,352.29 : 649,091.68 = 255,495.74 : x - Step 2: Convert to fraction form
470,352.29/649,091.68 = 255,495.74/x - Step 3: Cross multiply
470,352.29x = 649,091.68 × 255,495.74 - Step 4: Simplify right side
470,352.29x = 165,840,155,225.25 - Step 5: Solve for x
x = 165,840,155,225.25/470,352.29 - Step 6: Final answer
x = 352,587.12
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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.