Finding the Fourth Proportional to 934,687.57, 1,289,831.55 and 526,874.05
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Solution
The fourth proportional to 934,687.57, 1,289,831.55 and 526,874.05 is: 727,065.17
Step by Step Solution
- Step 1: Write the proportion equation
934,687.57 : 1,289,831.55 = 526,874.05 : x - Step 2: Convert to fraction form
934,687.57/1,289,831.55 = 526,874.05/x - Step 3: Cross multiply
934,687.57x = 1,289,831.55 × 526,874.05 - Step 4: Simplify right side
934,687.57x = 679,578,772,566.28 - Step 5: Solve for x
x = 679,578,772,566.28/934,687.57 - Step 6: Final answer
x = 727,065.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.