Finding the Fourth Proportional to 470,189.08, 648,901.12 and 266,276.02
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Solution
The fourth proportional to 470,189.08, 648,901.12 and 266,276.02 is: 367,483.67
Step by Step Solution
- Step 1: Write the proportion equation
470,189.08 : 648,901.12 = 266,276.02 : x - Step 2: Convert to fraction form
470,189.08/648,901.12 = 266,276.02/x - Step 3: Cross multiply
470,189.08x = 648,901.12 × 266,276.02 - Step 4: Simplify right side
470,189.08x = 172,786,807,607.14 - Step 5: Solve for x
x = 172,786,807,607.14/470,189.08 - Step 6: Final answer
x = 367,483.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.