Finding the Fourth Proportional to 955,288.16, 1,318,297.62 and 525,559.06
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Solution
The fourth proportional to 955,288.16, 1,318,297.62 and 525,559.06 is: 725,271.48
Step by Step Solution
- Step 1: Write the proportion equation
955,288.16 : 1,318,297.62 = 525,559.06 : x - Step 2: Convert to fraction form
955,288.16/1,318,297.62 = 525,559.06/x - Step 3: Cross multiply
955,288.16x = 1,318,297.62 × 525,559.06 - Step 4: Simplify right side
955,288.16x = 692,843,257,967.44 - Step 5: Solve for x
x = 692,843,257,967.44/955,288.16 - Step 6: Final answer
x = 725,271.48
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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.