Finding the Fourth Proportional to 575,303.83, 862,989.76 and 175,972.21
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Solution
The fourth proportional to 575,303.83, 862,989.76 and 175,972.21 is: 263,968.72
Step by Step Solution
- Step 1: Write the proportion equation
575,303.83 : 862,989.76 = 175,972.21 : x - Step 2: Convert to fraction form
575,303.83/862,989.76 = 175,972.21/x - Step 3: Cross multiply
575,303.83x = 862,989.76 × 175,972.21 - Step 4: Simplify right side
575,303.83x = 151,862,213,337.06 - Step 5: Solve for x
x = 151,862,213,337.06/575,303.83 - Step 6: Final answer
x = 263,968.72
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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.