Finding the Fourth Proportional to 539,389.19, 808,873.41 and 202,246.13
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Solution
The fourth proportional to 539,389.19, 808,873.41 and 202,246.13 is: 303,290.31
Step by Step Solution
- Step 1: Write the proportion equation
539,389.19 : 808,873.41 = 202,246.13 : x - Step 2: Convert to fraction form
539,389.19/808,873.41 = 202,246.13/x - Step 3: Cross multiply
539,389.19x = 808,873.41 × 202,246.13 - Step 4: Simplify right side
539,389.19x = 163,591,512,788.04 - Step 5: Solve for x
x = 163,591,512,788.04/539,389.19 - Step 6: Final answer
x = 303,290.31
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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.