Finding the Fourth Proportional to 750,005.70, 1,125,366.66 and 350,588.46
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Solution
The fourth proportional to 750,005.70, 1,125,366.66 and 350,588.46 is: 526,050.09
Step by Step Solution
- Step 1: Write the proportion equation
750,005.70 : 1,125,366.66 = 350,588.46 : x - Step 2: Convert to fraction form
750,005.70/1,125,366.66 = 350,588.46/x - Step 3: Cross multiply
750,005.70x = 1,125,366.66 × 350,588.46 - Step 4: Simplify right side
750,005.70x = 394,540,564,264.74 - Step 5: Solve for x
x = 394,540,564,264.74/750,005.70 - Step 6: Final answer
x = 526,050.09
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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.