Finding the Fourth Proportional to 602,653.68, 831,348.09 and 357,495.84
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Solution
The fourth proportional to 602,653.68, 831,348.09 and 357,495.84 is: 493,158.00
Step by Step Solution
- Step 1: Write the proportion equation
602,653.68 : 831,348.09 = 357,495.84 : x - Step 2: Convert to fraction form
602,653.68/831,348.09 = 357,495.84/x - Step 3: Cross multiply
602,653.68x = 831,348.09 × 357,495.84 - Step 4: Simplify right side
602,653.68x = 297,203,483,766.95 - Step 5: Solve for x
x = 297,203,483,766.95/602,653.68 - Step 6: Final answer
x = 493,158.00
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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.