Finding the Fourth Proportional to 924,199.04, 1,386,831.04 and 391,678.08
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Solution
The fourth proportional to 924,199.04, 1,386,831.04 and 391,678.08 is: 587,742.79
Step by Step Solution
- Step 1: Write the proportion equation
924,199.04 : 1,386,831.04 = 391,678.08 : x - Step 2: Convert to fraction form
924,199.04/1,386,831.04 = 391,678.08/x - Step 3: Cross multiply
924,199.04x = 1,386,831.04 × 391,678.08 - Step 4: Simplify right side
924,199.04x = 543,191,319,031.60 - Step 5: Solve for x
x = 543,191,319,031.60/924,199.04 - Step 6: Final answer
x = 587,742.79
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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.