Finding the Fourth Proportional to 230,859.60, 346,289.40 and 201,335.10
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Solution
The fourth proportional to 230,859.60, 346,289.40 and 201,335.10 is: 302,002.65
Step by Step Solution
- Step 1: Write the proportion equation
230,859.60 : 346,289.40 = 201,335.10 : x - Step 2: Convert to fraction form
230,859.60/346,289.40 = 201,335.10/x - Step 3: Cross multiply
230,859.60x = 346,289.40 × 201,335.10 - Step 4: Simplify right side
230,859.60x = 69,720,210,977.94 - Step 5: Solve for x
x = 69,720,210,977.94/230,859.60 - Step 6: Final answer
x = 302,002.65
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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.