Finding the Fourth Proportional to 758,423.88, 1,046,618.74 and 414,260.03
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Solution
The fourth proportional to 758,423.88, 1,046,618.74 and 414,260.03 is: 571,675.45
Step by Step Solution
- Step 1: Write the proportion equation
758,423.88 : 1,046,618.74 = 414,260.03 : x - Step 2: Convert to fraction form
758,423.88/1,046,618.74 = 414,260.03/x - Step 3: Cross multiply
758,423.88x = 1,046,618.74 × 414,260.03 - Step 4: Simplify right side
758,423.88x = 433,572,312,211.86 - Step 5: Solve for x
x = 433,572,312,211.86/758,423.88 - Step 6: Final answer
x = 571,675.45
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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.