Finding the Fourth Proportional to 430,779.84, 594,462.24 and 239,786.88
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Solution
The fourth proportional to 430,779.84, 594,462.24 and 239,786.88 is: 330,898.14
Step by Step Solution
- Step 1: Write the proportion equation
430,779.84 : 594,462.24 = 239,786.88 : x - Step 2: Convert to fraction form
430,779.84/594,462.24 = 239,786.88/x - Step 3: Cross multiply
430,779.84x = 594,462.24 × 239,786.88 - Step 4: Simplify right side
430,779.84x = 142,544,245,807.41 - Step 5: Solve for x
x = 142,544,245,807.41/430,779.84 - Step 6: Final answer
x = 330,898.14
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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.