Finding the Fourth Proportional to 432,963.36, 597,437.64 and 239,345.01
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Solution
The fourth proportional to 432,963.36, 597,437.64 and 239,345.01 is: 330,267.48
Step by Step Solution
- Step 1: Write the proportion equation
432,963.36 : 597,437.64 = 239,345.01 : x - Step 2: Convert to fraction form
432,963.36/597,437.64 = 239,345.01/x - Step 3: Cross multiply
432,963.36x = 597,437.64 × 239,345.01 - Step 4: Simplify right side
432,963.36x = 142,993,717,920.18 - Step 5: Solve for x
x = 142,993,717,920.18/432,963.36 - Step 6: Final answer
x = 330,267.48
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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.