Finding the Fourth Proportional to 470,358.48, 649,101.72 and 266,404.36
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Solution
The fourth proportional to 470,358.48, 649,101.72 and 266,404.36 is: 367,641.99
Step by Step Solution
- Step 1: Write the proportion equation
470,358.48 : 649,101.72 = 266,404.36 : x - Step 2: Convert to fraction form
470,358.48/649,101.72 = 266,404.36/x - Step 3: Cross multiply
470,358.48x = 649,101.72 × 266,404.36 - Step 4: Simplify right side
470,358.48x = 172,923,528,291.50 - Step 5: Solve for x
x = 172,923,528,291.50/470,358.48 - Step 6: Final answer
x = 367,641.99
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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.