Finding the Fourth Proportional to 750,508.24, 1,035,683.40 and 410,990.80
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Solution
The fourth proportional to 750,508.24, 1,035,683.40 and 410,990.80 is: 567,157.46
Step by Step Solution
- Step 1: Write the proportion equation
750,508.24 : 1,035,683.40 = 410,990.80 : x - Step 2: Convert to fraction form
750,508.24/1,035,683.40 = 410,990.80/x - Step 3: Cross multiply
750,508.24x = 1,035,683.40 × 410,990.80 - Step 4: Simplify right side
750,508.24x = 425,656,349,112.72 - Step 5: Solve for x
x = 425,656,349,112.72/750,508.24 - Step 6: Final answer
x = 567,157.46
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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.