Finding the Fourth Proportional to 450,866.04, 676,402.74 and 135,328.92
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Solution
The fourth proportional to 450,866.04, 676,402.74 and 135,328.92 is: 203,024.50
Step by Step Solution
- Step 1: Write the proportion equation
450,866.04 : 676,402.74 = 135,328.92 : x - Step 2: Convert to fraction form
450,866.04/676,402.74 = 135,328.92/x - Step 3: Cross multiply
450,866.04x = 676,402.74 × 135,328.92 - Step 4: Simplify right side
450,866.04x = 91,536,852,289.24 - Step 5: Solve for x
x = 91,536,852,289.24/450,866.04 - Step 6: Final answer
x = 203,024.50
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1.5x scale
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.