Finding the Fourth Proportional to 958,823.80, 1,438,235.70 and 896,615.80
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Solution
The fourth proportional to 958,823.80, 1,438,235.70 and 896,615.80 is: 1,344,923.70
Step by Step Solution
- Step 1: Write the proportion equation
958,823.80 : 1,438,235.70 = 896,615.80 : x - Step 2: Convert to fraction form
958,823.80/1,438,235.70 = 896,615.80/x - Step 3: Cross multiply
958,823.80x = 1,438,235.70 × 896,615.80 - Step 4: Simplify right side
958,823.80x = 1,289,544,852,744.06 - Step 5: Solve for x
x = 1,289,544,852,744.06/958,823.80 - Step 6: Final answer
x = 1,344,923.70
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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.