Finding the Fourth Proportional to 962,970.34, 1,328,896.93 and 555,069.48
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Solution
The fourth proportional to 962,970.34, 1,328,896.93 and 555,069.48 is: 765,994.65
Step by Step Solution
- Step 1: Write the proportion equation
962,970.34 : 1,328,896.93 = 555,069.48 : x - Step 2: Convert to fraction form
962,970.34/1,328,896.93 = 555,069.48/x - Step 3: Cross multiply
962,970.34x = 1,328,896.93 × 555,069.48 - Step 4: Simplify right side
962,970.34x = 737,630,127,908.70 - Step 5: Solve for x
x = 737,630,127,908.70/962,970.34 - Step 6: Final answer
x = 765,994.65
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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.