Finding the Fourth Proportional to 838,794.24, 1,258,390.08 and 365,564.16
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Solution
The fourth proportional to 838,794.24, 1,258,390.08 and 365,564.16 is: 548,432.85
Step by Step Solution
- Step 1: Write the proportion equation
838,794.24 : 1,258,390.08 = 365,564.16 : x - Step 2: Convert to fraction form
838,794.24/1,258,390.08 = 365,564.16/x - Step 3: Cross multiply
838,794.24x = 1,258,390.08 × 365,564.16 - Step 4: Simplify right side
838,794.24x = 460,022,312,547.53 - Step 5: Solve for x
x = 460,022,312,547.53/838,794.24 - Step 6: Final answer
x = 548,432.85
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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.