Finding the Fourth Proportional to 975,067.68, 1,462,784.64 and 442,626.12
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Solution
The fourth proportional to 975,067.68, 1,462,784.64 and 442,626.12 is: 664,022.31
Step by Step Solution
- Step 1: Write the proportion equation
975,067.68 : 1,462,784.64 = 442,626.12 : x - Step 2: Convert to fraction form
975,067.68/1,462,784.64 = 442,626.12/x - Step 3: Cross multiply
975,067.68x = 1,462,784.64 × 442,626.12 - Step 4: Simplify right side
975,067.68x = 647,466,689,598.80 - Step 5: Solve for x
x = 647,466,689,598.80/975,067.68 - Step 6: Final answer
x = 664,022.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.