Finding the Fourth Proportional to 877,124.70, 1,315,954.35 and 371,422.26
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Solution
The fourth proportional to 877,124.70, 1,315,954.35 and 371,422.26 is: 557,246.58
Step by Step Solution
- Step 1: Write the proportion equation
877,124.70 : 1,315,954.35 = 371,422.26 : x - Step 2: Convert to fraction form
877,124.70/1,315,954.35 = 371,422.26/x - Step 3: Cross multiply
877,124.70x = 1,315,954.35 × 371,422.26 - Step 4: Simplify right side
877,124.70x = 488,774,738,733.83 - Step 5: Solve for x
x = 488,774,738,733.83/877,124.70 - Step 6: Final answer
x = 557,246.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.