Finding the Fourth Proportional to 767,320.14, 1,058,565.87 and 731,744.94
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Solution
The fourth proportional to 767,320.14, 1,058,565.87 and 731,744.94 is: 1,009,487.67
Step by Step Solution
- Step 1: Write the proportion equation
767,320.14 : 1,058,565.87 = 731,744.94 : x - Step 2: Convert to fraction form
767,320.14/1,058,565.87 = 731,744.94/x - Step 3: Cross multiply
767,320.14x = 1,058,565.87 × 731,744.94 - Step 4: Simplify right side
767,320.14x = 774,600,219,029.20 - Step 5: Solve for x
x = 774,600,219,029.20/767,320.14 - Step 6: Final answer
x = 1,009,487.67
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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.