Finding the Fourth Proportional to 525,988.06, 725,686.23 and 299,473.18
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Solution
The fourth proportional to 525,988.06, 725,686.23 and 299,473.18 is: 413,172.05
Step by Step Solution
- Step 1: Write the proportion equation
525,988.06 : 725,686.23 = 299,473.18 : x - Step 2: Convert to fraction form
525,988.06/725,686.23 = 299,473.18/x - Step 3: Cross multiply
525,988.06x = 725,686.23 × 299,473.18 - Step 4: Simplify right side
525,988.06x = 217,323,562,980.31 - Step 5: Solve for x
x = 217,323,562,980.31/525,988.06 - Step 6: Final answer
x = 413,172.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.