Finding the Fourth Proportional to 487,248.54, 730,951.62 and 150,210.33
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Solution
The fourth proportional to 487,248.54, 730,951.62 and 150,210.33 is: 225,339.79
Step by Step Solution
- Step 1: Write the proportion equation
487,248.54 : 730,951.62 = 150,210.33 : x - Step 2: Convert to fraction form
487,248.54/730,951.62 = 150,210.33/x - Step 3: Cross multiply
487,248.54x = 730,951.62 × 150,210.33 - Step 4: Simplify right side
487,248.54x = 109,796,484,054.24 - Step 5: Solve for x
x = 109,796,484,054.24/487,248.54 - Step 6: Final answer
x = 225,339.79
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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.