Finding the Fourth Proportional to 714,120.08, 1,070,432.64 and 240,641.84
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Solution
The fourth proportional to 714,120.08, 1,070,432.64 and 240,641.84 is: 360,710.88
Step by Step Solution
- Step 1: Write the proportion equation
714,120.08 : 1,070,432.64 = 240,641.84 : x - Step 2: Convert to fraction form
714,120.08/1,070,432.64 = 240,641.84/x - Step 3: Cross multiply
714,120.08x = 1,070,432.64 × 240,641.84 - Step 4: Simplify right side
714,120.08x = 257,590,880,085.66 - Step 5: Solve for x
x = 257,590,880,085.66/714,120.08 - Step 6: Final answer
x = 360,710.88
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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.