Finding the Fourth Proportional to 338,210.16, 507,392.99 and 101,557.32
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Solution
The fourth proportional to 338,210.16, 507,392.99 and 101,557.32 is: 152,359.33
Step by Step Solution
- Step 1: Write the proportion equation
338,210.16 : 507,392.99 = 101,557.32 : x - Step 2: Convert to fraction form
338,210.16/507,392.99 = 101,557.32/x - Step 3: Cross multiply
338,210.16x = 507,392.99 × 101,557.32 - Step 4: Simplify right side
338,210.16x = 51,529,472,251.19 - Step 5: Solve for x
x = 51,529,472,251.19/338,210.16 - Step 6: Final answer
x = 152,359.33
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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.