Finding the Fourth Proportional to 652,398.93, 900,315.41 and 362,011.63
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Solution
The fourth proportional to 652,398.93, 900,315.41 and 362,011.63 is: 499,578.77
Step by Step Solution
- Step 1: Write the proportion equation
652,398.93 : 900,315.41 = 362,011.63 : x - Step 2: Convert to fraction form
652,398.93/900,315.41 = 362,011.63/x - Step 3: Cross multiply
652,398.93x = 900,315.41 × 362,011.63 - Step 4: Simplify right side
652,398.93x = 325,924,652,427.68 - Step 5: Solve for x
x = 325,924,652,427.68/652,398.93 - Step 6: Final answer
x = 499,578.77
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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.