Finding the Fourth Proportional to 713,487.64, 1,070,341.74 and 240,135.88
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Solution
The fourth proportional to 713,487.64, 1,070,341.74 and 240,135.88 is: 360,240.94
Step by Step Solution
- Step 1: Write the proportion equation
713,487.64 : 1,070,341.74 = 240,135.88 : x - Step 2: Convert to fraction form
713,487.64/1,070,341.74 = 240,135.88/x - Step 3: Cross multiply
713,487.64x = 1,070,341.74 × 240,135.88 - Step 4: Simplify right side
713,487.64x = 257,027,455,635.63 - Step 5: Solve for x
x = 257,027,455,635.63/713,487.64 - Step 6: Final answer
x = 360,240.94
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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.