Finding the Fourth Proportional to 703,462.60, 1,055,184.68 and 170,982.08
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Solution
The fourth proportional to 703,462.60, 1,055,184.68 and 170,982.08 is: 256,470.88
Step by Step Solution
- Step 1: Write the proportion equation
703,462.60 : 1,055,184.68 = 170,982.08 : x - Step 2: Convert to fraction form
703,462.60/1,055,184.68 = 170,982.08/x - Step 3: Cross multiply
703,462.60x = 1,055,184.68 × 170,982.08 - Step 4: Simplify right side
703,462.60x = 180,417,671,370.53 - Step 5: Solve for x
x = 180,417,671,370.53/703,462.60 - Step 6: Final answer
x = 256,470.88
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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.