Finding the Fourth Proportional to 430,730.88, 594,337.68 and 239,739.36
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Solution
The fourth proportional to 430,730.88, 594,337.68 and 239,739.36 is: 330,800.84
Step by Step Solution
- Step 1: Write the proportion equation
430,730.88 : 594,337.68 = 239,739.36 : x - Step 2: Convert to fraction form
430,730.88/594,337.68 = 239,739.36/x - Step 3: Cross multiply
430,730.88x = 594,337.68 × 239,739.36 - Step 4: Simplify right side
430,730.88x = 142,486,135,027.09 - Step 5: Solve for x
x = 142,486,135,027.09/430,730.88 - Step 6: Final answer
x = 330,800.84
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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.