Finding the Fourth Proportional to 589,305.14, 813,246.77 and 334,658.15
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Solution
The fourth proportional to 589,305.14, 813,246.77 and 334,658.15 is: 461,831.47
Step by Step Solution
- Step 1: Write the proportion equation
589,305.14 : 813,246.77 = 334,658.15 : x - Step 2: Convert to fraction form
589,305.14/813,246.77 = 334,658.15/x - Step 3: Cross multiply
589,305.14x = 813,246.77 × 334,658.15 - Step 4: Simplify right side
589,305.14x = 272,159,656,312.09 - Step 5: Solve for x
x = 272,159,656,312.09/589,305.14 - Step 6: Final answer
x = 461,831.47
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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.