Finding the Fourth Proportional to 507,763.08, 760,896.18 and 282,813.84
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Solution
The fourth proportional to 507,763.08, 760,896.18 and 282,813.84 is: 423,803.89
Step by Step Solution
- Step 1: Write the proportion equation
507,763.08 : 760,896.18 = 282,813.84 : x - Step 2: Convert to fraction form
507,763.08/760,896.18 = 282,813.84/x - Step 3: Cross multiply
507,763.08x = 760,896.18 × 282,813.84 - Step 4: Simplify right side
507,763.08x = 215,191,970,507.13 - Step 5: Solve for x
x = 215,191,970,507.13/507,763.08 - Step 6: Final answer
x = 423,803.89
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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.