Finding the Fourth Proportional to 779,267.80, 1,168,901.70 and 424,973.80
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Solution
The fourth proportional to 779,267.80, 1,168,901.70 and 424,973.80 is: 637,460.70
Step by Step Solution
- Step 1: Write the proportion equation
779,267.80 : 1,168,901.70 = 424,973.80 : x - Step 2: Convert to fraction form
779,267.80/1,168,901.70 = 424,973.80/x - Step 3: Cross multiply
779,267.80x = 1,168,901.70 × 424,973.80 - Step 4: Simplify right side
779,267.80x = 496,752,597,275.46 - Step 5: Solve for x
x = 496,752,597,275.46/779,267.80 - Step 6: Final answer
x = 637,460.70
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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.