Finding the Fourth Proportional to 408,089.79, 563,161.77 and 224,332.65
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Solution
The fourth proportional to 408,089.79, 563,161.77 and 224,332.65 is: 309,577.88
Step by Step Solution
- Step 1: Write the proportion equation
408,089.79 : 563,161.77 = 224,332.65 : x - Step 2: Convert to fraction form
408,089.79/563,161.77 = 224,332.65/x - Step 3: Cross multiply
408,089.79x = 563,161.77 × 224,332.65 - Step 4: Simplify right side
408,089.79x = 126,335,572,242.79 - Step 5: Solve for x
x = 126,335,572,242.79/408,089.79 - Step 6: Final answer
x = 309,577.88
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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.