Finding the Fourth Proportional to 623,718.24, 935,569.20 and 150,400.08
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Solution
The fourth proportional to 623,718.24, 935,569.20 and 150,400.08 is: 225,598.15
Step by Step Solution
- Step 1: Write the proportion equation
623,718.24 : 935,569.20 = 150,400.08 : x - Step 2: Convert to fraction form
623,718.24/935,569.20 = 150,400.08/x - Step 3: Cross multiply
623,718.24x = 935,569.20 × 150,400.08 - Step 4: Simplify right side
623,718.24x = 140,709,682,525.54 - Step 5: Solve for x
x = 140,709,682,525.54/623,718.24 - Step 6: Final answer
x = 225,598.15
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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.