Finding the Fourth Proportional to 880,587.84, 1,320,867.60 and 348,113.84
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Solution
The fourth proportional to 880,587.84, 1,320,867.60 and 348,113.84 is: 522,165.16
Step by Step Solution
- Step 1: Write the proportion equation
880,587.84 : 1,320,867.60 = 348,113.84 : x - Step 2: Convert to fraction form
880,587.84/1,320,867.60 = 348,113.84/x - Step 3: Cross multiply
880,587.84x = 1,320,867.60 × 348,113.84 - Step 4: Simplify right side
880,587.84x = 459,812,292,367.58 - Step 5: Solve for x
x = 459,812,292,367.58/880,587.84 - Step 6: Final answer
x = 522,165.16
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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.