Finding the Fourth Proportional to 338,430.48, 507,574.44 and 101,703.12
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Solution
The fourth proportional to 338,430.48, 507,574.44 and 101,703.12 is: 152,533.26
Step by Step Solution
- Step 1: Write the proportion equation
338,430.48 : 507,574.44 = 101,703.12 : x - Step 2: Convert to fraction form
338,430.48/507,574.44 = 101,703.12/x - Step 3: Cross multiply
338,430.48x = 507,574.44 × 101,703.12 - Step 4: Simplify right side
338,430.48x = 51,621,904,180.25 - Step 5: Solve for x
x = 51,621,904,180.25/338,430.48 - Step 6: Final answer
x = 152,533.26
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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.