Finding the Fourth Proportional to 539,403.10, 808,894.16 and 202,259.84
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Solution
The fourth proportional to 539,403.10, 808,894.16 and 202,259.84 is: 303,310.83
Step by Step Solution
- Step 1: Write the proportion equation
539,403.10 : 808,894.16 = 202,259.84 : x - Step 2: Convert to fraction form
539,403.10/808,894.16 = 202,259.84/x - Step 3: Cross multiply
539,403.10x = 808,894.16 × 202,259.84 - Step 4: Simplify right side
539,403.10x = 163,606,803,378.53 - Step 5: Solve for x
x = 163,606,803,378.53/539,403.10 - Step 6: Final answer
x = 303,310.83
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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.