Finding the Fourth Proportional to 867,447, 1,197,202.58 and 499,852.62
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Solution
The fourth proportional to 867,447, 1,197,202.58 and 499,852.62 is: 689,869.06
Step by Step Solution
- Step 1: Write the proportion equation
867,447 : 1,197,202.58 = 499,852.62 : x - Step 2: Convert to fraction form
867,447/1,197,202.58 = 499,852.62/x - Step 3: Cross multiply
867,447x = 1,197,202.58 × 499,852.62 - Step 4: Simplify right side
867,447x = 598,424,846,283.76 - Step 5: Solve for x
x = 598,424,846,283.76/867,447 - Step 6: Final answer
x = 689,869.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.