Finding the Fourth Proportional to 542,448.99, 813,670.25 and 294,705.63
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Solution
The fourth proportional to 542,448.99, 813,670.25 and 294,705.63 is: 442,056.68
Step by Step Solution
- Step 1: Write the proportion equation
542,448.99 : 813,670.25 = 294,705.63 : x - Step 2: Convert to fraction form
542,448.99/813,670.25 = 294,705.63/x - Step 3: Cross multiply
542,448.99x = 813,670.25 × 294,705.63 - Step 4: Simplify right side
542,448.99x = 239,793,202,164.98 - Step 5: Solve for x
x = 239,793,202,164.98/542,448.99 - Step 6: Final answer
x = 442,056.68
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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.