Finding the Fourth Proportional to 519,730.88, 779,596.34 and 125,746.88
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Solution
The fourth proportional to 519,730.88, 779,596.34 and 125,746.88 is: 188,620.32
Step by Step Solution
- Step 1: Write the proportion equation
519,730.88 : 779,596.34 = 125,746.88 : x - Step 2: Convert to fraction form
519,730.88/779,596.34 = 125,746.88/x - Step 3: Cross multiply
519,730.88x = 779,596.34 × 125,746.88 - Step 4: Simplify right side
519,730.88x = 98,031,803,830.80 - Step 5: Solve for x
x = 98,031,803,830.80/519,730.88 - Step 6: Final answer
x = 188,620.32
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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.