Finding the Fourth Proportional to 989,488.02, 1,365,496.08 and 536,779.02
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Solution
The fourth proportional to 989,488.02, 1,365,496.08 and 536,779.02 is: 740,756.46
Step by Step Solution
- Step 1: Write the proportion equation
989,488.02 : 1,365,496.08 = 536,779.02 : x - Step 2: Convert to fraction form
989,488.02/1,365,496.08 = 536,779.02/x - Step 3: Cross multiply
989,488.02x = 1,365,496.08 × 536,779.02 - Step 4: Simplify right side
989,488.02x = 732,969,647,636.24 - Step 5: Solve for x
x = 732,969,647,636.24/989,488.02 - Step 6: Final answer
x = 740,756.46
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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.