Finding the Fourth Proportional to 535,695.15, 798,809.80 and 530,886.99
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Solution
The fourth proportional to 535,695.15, 798,809.80 and 530,886.99 is: 791,640.04
Step by Step Solution
- Step 1: Write the proportion equation
535,695.15 : 798,809.80 = 530,886.99 : x - Step 2: Convert to fraction form
535,695.15/798,809.80 = 530,886.99/x - Step 3: Cross multiply
535,695.15x = 798,809.80 × 530,886.99 - Step 4: Simplify right side
535,695.15x = 424,077,728,977.29 - Step 5: Solve for x
x = 424,077,728,977.29/535,695.15 - Step 6: Final answer
x = 791,640.04
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.