Finding the Fourth Proportional to 717,707.98, 1,076,526.18 and 268,395.81
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Solution
The fourth proportional to 717,707.98, 1,076,526.18 and 268,395.81 is: 402,580.34
Step by Step Solution
- Step 1: Write the proportion equation
717,707.98 : 1,076,526.18 = 268,395.81 : x - Step 2: Convert to fraction form
717,707.98/1,076,526.18 = 268,395.81/x - Step 3: Cross multiply
717,707.98x = 1,076,526.18 × 268,395.81 - Step 4: Simplify right side
717,707.98x = 288,935,118,085.79 - Step 5: Solve for x
x = 288,935,118,085.79/717,707.98 - Step 6: Final answer
x = 402,580.34
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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.