Finding the Fourth Proportional to 323,707.60, 485,565.88 and 124,038.08
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Solution
The fourth proportional to 323,707.60, 485,565.88 and 124,038.08 is: 186,058.84
Step by Step Solution
- Step 1: Write the proportion equation
323,707.60 : 485,565.88 = 124,038.08 : x - Step 2: Convert to fraction form
323,707.60/485,565.88 = 124,038.08/x - Step 3: Cross multiply
323,707.60x = 485,565.88 × 124,038.08 - Step 4: Simplify right side
323,707.60x = 60,228,659,468.71 - Step 5: Solve for x
x = 60,228,659,468.71/323,707.60 - Step 6: Final answer
x = 186,058.84
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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.