Finding the Fourth Proportional to 344,305.70, 516,488.30 and 94,987.70
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Solution
The fourth proportional to 344,305.70, 516,488.30 and 94,987.70 is: 142,489.76
Step by Step Solution
- Step 1: Write the proportion equation
344,305.70 : 516,488.30 = 94,987.70 : x - Step 2: Convert to fraction form
344,305.70/516,488.30 = 94,987.70/x - Step 3: Cross multiply
344,305.70x = 516,488.30 × 94,987.70 - Step 4: Simplify right side
344,305.70x = 49,060,035,693.91 - Step 5: Solve for x
x = 49,060,035,693.91/344,305.70 - Step 6: Final answer
x = 142,489.76
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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.