Finding the Fourth Proportional to 653,782.08, 901,855.01 and 607,544.65
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Solution
The fourth proportional to 653,782.08, 901,855.01 and 607,544.65 is: 838,073.12
Step by Step Solution
- Step 1: Write the proportion equation
653,782.08 : 901,855.01 = 607,544.65 : x - Step 2: Convert to fraction form
653,782.08/901,855.01 = 607,544.65/x - Step 3: Cross multiply
653,782.08x = 901,855.01 × 607,544.65 - Step 4: Simplify right side
653,782.08x = 547,917,189,047.38 - Step 5: Solve for x
x = 547,917,189,047.38/653,782.08 - Step 6: Final answer
x = 838,073.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.