Finding the Fourth Proportional to 338,339.99, 507,509.06 and 151,220.27
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Solution
The fourth proportional to 338,339.99, 507,509.06 and 151,220.27 is: 226,829.99
Step by Step Solution
- Step 1: Write the proportion equation
338,339.99 : 507,509.06 = 151,220.27 : x - Step 2: Convert to fraction form
338,339.99/507,509.06 = 151,220.27/x - Step 3: Cross multiply
338,339.99x = 507,509.06 × 151,220.27 - Step 4: Simplify right side
338,339.99x = 76,745,653,787.00 - Step 5: Solve for x
x = 76,745,653,787.00/338,339.99 - Step 6: Final answer
x = 226,829.99
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1.5x scale
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.