Finding the Fourth Proportional to 999,454.23, 1,379,247.06 and 563,964.03
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Solution
The fourth proportional to 999,454.23, 1,379,247.06 and 563,964.03 is: 778,270.49
Step by Step Solution
- Step 1: Write the proportion equation
999,454.23 : 1,379,247.06 = 563,964.03 : x - Step 2: Convert to fraction form
999,454.23/1,379,247.06 = 563,964.03/x - Step 3: Cross multiply
999,454.23x = 1,379,247.06 × 563,964.03 - Step 4: Simplify right side
999,454.23x = 777,845,730,323.25 - Step 5: Solve for x
x = 777,845,730,323.25/999,454.23 - Step 6: Final answer
x = 778,270.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.