Finding the Fourth Proportional to 352,444.01, 528,756.12 and 115,788.74
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Solution
The fourth proportional to 352,444.01, 528,756.12 and 115,788.74 is: 173,712.71
Step by Step Solution
- Step 1: Write the proportion equation
352,444.01 : 528,756.12 = 115,788.74 : x - Step 2: Convert to fraction form
352,444.01/528,756.12 = 115,788.74/x - Step 3: Cross multiply
352,444.01x = 528,756.12 × 115,788.74 - Step 4: Simplify right side
352,444.01x = 61,224,002,258.31 - Step 5: Solve for x
x = 61,224,002,258.31/352,444.01 - Step 6: Final answer
x = 173,712.71
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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.