Finding the Fourth Proportional to 513,369.25, 766,293.68 and 452,768.02
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Solution
The fourth proportional to 513,369.25, 766,293.68 and 452,768.02 is: 675,835.71
Step by Step Solution
- Step 1: Write the proportion equation
513,369.25 : 766,293.68 = 452,768.02 : x - Step 2: Convert to fraction form
513,369.25/766,293.68 = 452,768.02/x - Step 3: Cross multiply
513,369.25x = 766,293.68 × 452,768.02 - Step 4: Simplify right side
513,369.25x = 346,953,272,232.11 - Step 5: Solve for x
x = 346,953,272,232.11/513,369.25 - Step 6: Final answer
x = 675,835.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.