Finding the Fourth Proportional to 508,195.08, 761,276.16 and 305,679.33
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Solution
The fourth proportional to 508,195.08, 761,276.16 and 305,679.33 is: 457,907.59
Step by Step Solution
- Step 1: Write the proportion equation
508,195.08 : 761,276.16 = 305,679.33 : x - Step 2: Convert to fraction form
508,195.08/761,276.16 = 305,679.33/x - Step 3: Cross multiply
508,195.08x = 761,276.16 × 305,679.33 - Step 4: Simplify right side
508,195.08x = 232,706,386,533.77 - Step 5: Solve for x
x = 232,706,386,533.77/508,195.08 - Step 6: Final answer
x = 457,907.59
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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.