Finding the Fourth Proportional to 353,210.76, 529,816.68 and 163,567.80
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Solution
The fourth proportional to 353,210.76, 529,816.68 and 163,567.80 is: 245,351.95
Step by Step Solution
- Step 1: Write the proportion equation
353,210.76 : 529,816.68 = 163,567.80 : x - Step 2: Convert to fraction form
353,210.76/529,816.68 = 163,567.80/x - Step 3: Cross multiply
353,210.76x = 529,816.68 × 163,567.80 - Step 4: Simplify right side
353,210.76x = 86,660,948,750.90 - Step 5: Solve for x
x = 86,660,948,750.90/353,210.76 - Step 6: Final answer
x = 245,351.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.