Finding the Fourth Proportional to 717,941.97, 1,076,916.47 and 185,426.10
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Solution
The fourth proportional to 717,941.97, 1,076,916.47 and 185,426.10 is: 278,140.06
Step by Step Solution
- Step 1: Write the proportion equation
717,941.97 : 1,076,916.47 = 185,426.10 : x - Step 2: Convert to fraction form
717,941.97/1,076,916.47 = 185,426.10/x - Step 3: Cross multiply
717,941.97x = 1,076,916.47 × 185,426.10 - Step 4: Simplify right side
717,941.97x = 199,688,420,130.74 - Step 5: Solve for x
x = 199,688,420,130.74/717,941.97 - Step 6: Final answer
x = 278,140.06
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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.