Finding the Fourth Proportional to 542,966.08, 749,293.29 and 301,248.08
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Solution
The fourth proportional to 542,966.08, 749,293.29 and 301,248.08 is: 415,722.41
Step by Step Solution
- Step 1: Write the proportion equation
542,966.08 : 749,293.29 = 301,248.08 : x - Step 2: Convert to fraction form
542,966.08/749,293.29 = 301,248.08/x - Step 3: Cross multiply
542,966.08x = 749,293.29 × 301,248.08 - Step 4: Simplify right side
542,966.08x = 225,723,164,969.38 - Step 5: Solve for x
x = 225,723,164,969.38/542,966.08 - Step 6: Final answer
x = 415,722.41
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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.