Finding the Fourth Proportional to 606,853.10, 909,076.80 and 532,057.70
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Solution
The fourth proportional to 606,853.10, 909,076.80 and 532,057.70 is: 797,031.95
Step by Step Solution
- Step 1: Write the proportion equation
606,853.10 : 909,076.80 = 532,057.70 : x - Step 2: Convert to fraction form
606,853.10/909,076.80 = 532,057.70/x - Step 3: Cross multiply
606,853.10x = 909,076.80 × 532,057.70 - Step 4: Simplify right side
606,853.10x = 483,681,311,331.36 - Step 5: Solve for x
x = 483,681,311,331.36/606,853.10 - Step 6: Final answer
x = 797,031.95
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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.