Finding the Fourth Proportional to 608,135.70, 912,203.55 and 164,903.70
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Solution
The fourth proportional to 608,135.70, 912,203.55 and 164,903.70 is: 247,355.55
Step by Step Solution
- Step 1: Write the proportion equation
608,135.70 : 912,203.55 = 164,903.70 : x - Step 2: Convert to fraction form
608,135.70/912,203.55 = 164,903.70/x - Step 3: Cross multiply
608,135.70x = 912,203.55 × 164,903.70 - Step 4: Simplify right side
608,135.70x = 150,425,740,548.14 - Step 5: Solve for x
x = 150,425,740,548.14/608,135.70 - Step 6: Final answer
x = 247,355.55
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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.