Finding the Fourth Proportional to 506,041.60, 758,478.08 and 190,297.12
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Solution
The fourth proportional to 506,041.60, 758,478.08 and 190,297.12 is: 285,225.95
Step by Step Solution
- Step 1: Write the proportion equation
506,041.60 : 758,478.08 = 190,297.12 : x - Step 2: Convert to fraction form
506,041.60/758,478.08 = 190,297.12/x - Step 3: Cross multiply
506,041.60x = 758,478.08 × 190,297.12 - Step 4: Simplify right side
506,041.60x = 144,336,194,207.13 - Step 5: Solve for x
x = 144,336,194,207.13/506,041.60 - Step 6: Final answer
x = 285,225.95
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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.