Finding the Fourth Proportional to 995,999.36, 1,374,423.84 and 566,219.84
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Solution
The fourth proportional to 995,999.36, 1,374,423.84 and 566,219.84 is: 781,351.95
Step by Step Solution
- Step 1: Write the proportion equation
995,999.36 : 1,374,423.84 = 566,219.84 : x - Step 2: Convert to fraction form
995,999.36/1,374,423.84 = 566,219.84/x - Step 3: Cross multiply
995,999.36x = 1,374,423.84 × 566,219.84 - Step 4: Simplify right side
995,999.36x = 778,226,046,776.99 - Step 5: Solve for x
x = 778,226,046,776.99/995,999.36 - Step 6: Final answer
x = 781,351.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.