Finding the Fourth Proportional to 492,334.08, 738,501.12 and 155,401.02
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Solution
The fourth proportional to 492,334.08, 738,501.12 and 155,401.02 is: 233,101.53
Step by Step Solution
- Step 1: Write the proportion equation
492,334.08 : 738,501.12 = 155,401.02 : x - Step 2: Convert to fraction form
492,334.08/738,501.12 = 155,401.02/x - Step 3: Cross multiply
492,334.08x = 738,501.12 × 155,401.02 - Step 4: Simplify right side
492,334.08x = 114,763,827,319.14 - Step 5: Solve for x
x = 114,763,827,319.14/492,334.08 - Step 6: Final answer
x = 233,101.53
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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.