Finding the Fourth Proportional to 626,497.77, 864,567.56 and 340,017.99
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Solution
The fourth proportional to 626,497.77, 864,567.56 and 340,017.99 is: 469,225.16
Step by Step Solution
- Step 1: Write the proportion equation
626,497.77 : 864,567.56 = 340,017.99 : x - Step 2: Convert to fraction form
626,497.77/864,567.56 = 340,017.99/x - Step 3: Cross multiply
626,497.77x = 864,567.56 × 340,017.99 - Step 4: Simplify right side
626,497.77x = 293,968,519,665.72 - Step 5: Solve for x
x = 293,968,519,665.72/626,497.77 - Step 6: Final answer
x = 469,225.16
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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.