Finding the Fourth Proportional to 414,320.15, 571,756.16 and 233,032.01
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Solution
The fourth proportional to 414,320.15, 571,756.16 and 233,032.01 is: 321,580.99
Step by Step Solution
- Step 1: Write the proportion equation
414,320.15 : 571,756.16 = 233,032.01 : x - Step 2: Convert to fraction form
414,320.15/571,756.16 = 233,032.01/x - Step 3: Cross multiply
414,320.15x = 571,756.16 × 233,032.01 - Step 4: Simplify right side
414,320.15x = 133,237,484,918.48 - Step 5: Solve for x
x = 133,237,484,918.48/414,320.15 - Step 6: Final answer
x = 321,580.99
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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.