Finding the Fourth Proportional to 613,907.03, 920,854.06 and 239,926.79
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Solution
The fourth proportional to 613,907.03, 920,854.06 and 239,926.79 is: 359,887.65
Step by Step Solution
- Step 1: Write the proportion equation
613,907.03 : 920,854.06 = 239,926.79 : x - Step 2: Convert to fraction form
613,907.03/920,854.06 = 239,926.79/x - Step 3: Cross multiply
613,907.03x = 920,854.06 × 239,926.79 - Step 4: Simplify right side
613,907.03x = 220,937,560,376.59 - Step 5: Solve for x
x = 220,937,560,376.59/613,907.03 - Step 6: Final answer
x = 359,887.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.