Finding the Fourth Proportional to 867,985.13, 1,197,542.48 and 562,295.79
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Solution
The fourth proportional to 867,985.13, 1,197,542.48 and 562,295.79 is: 775,788.74
Step by Step Solution
- Step 1: Write the proportion equation
867,985.13 : 1,197,542.48 = 562,295.79 : x - Step 2: Convert to fraction form
867,985.13/1,197,542.48 = 562,295.79/x - Step 3: Cross multiply
867,985.13x = 1,197,542.48 × 562,295.79 - Step 4: Simplify right side
867,985.13x = 673,373,092,038.68 - Step 5: Solve for x
x = 673,373,092,038.68/867,985.13 - Step 6: Final answer
x = 775,788.74
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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.