Finding the Fourth Proportional to 302,811.24, 453,952.86 and 125,207.40
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Solution
The fourth proportional to 302,811.24, 453,952.86 and 125,207.40 is: 187,701.94
Step by Step Solution
- Step 1: Write the proportion equation
302,811.24 : 453,952.86 = 125,207.40 : x - Step 2: Convert to fraction form
302,811.24/453,952.86 = 125,207.40/x - Step 3: Cross multiply
302,811.24x = 453,952.86 × 125,207.40 - Step 4: Simplify right side
302,811.24x = 56,838,257,323.16 - Step 5: Solve for x
x = 56,838,257,323.16/302,811.24 - Step 6: Final answer
x = 187,701.94
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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.