Finding the Fourth Proportional to 785,248.98, 1,177,860.51 and 194,272.98
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Solution
The fourth proportional to 785,248.98, 1,177,860.51 and 194,272.98 is: 291,406.26
Step by Step Solution
- Step 1: Write the proportion equation
785,248.98 : 1,177,860.51 = 194,272.98 : x - Step 2: Convert to fraction form
785,248.98/1,177,860.51 = 194,272.98/x - Step 3: Cross multiply
785,248.98x = 1,177,860.51 × 194,272.98 - Step 4: Simplify right side
785,248.98x = 228,826,471,302.02 - Step 5: Solve for x
x = 228,826,471,302.02/785,248.98 - Step 6: Final answer
x = 291,406.26
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1.5x scale
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.