Finding the Fourth Proportional to 840,482.93, 1,159,884.87 and 458,509.41
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Solution
The fourth proportional to 840,482.93, 1,159,884.87 and 458,509.41 is: 632,753.03
Step by Step Solution
- Step 1: Write the proportion equation
840,482.93 : 1,159,884.87 = 458,509.41 : x - Step 2: Convert to fraction form
840,482.93/1,159,884.87 = 458,509.41/x - Step 3: Cross multiply
840,482.93x = 1,159,884.87 × 458,509.41 - Step 4: Simplify right side
840,482.93x = 531,818,125,692.22 - Step 5: Solve for x
x = 531,818,125,692.22/840,482.93 - Step 6: Final answer
x = 632,753.03
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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.