Finding the Fourth Proportional to 556,930.68, 768,565.04 and 302,281.92
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Solution
The fourth proportional to 556,930.68, 768,565.04 and 302,281.92 is: 417,149.43
Step by Step Solution
- Step 1: Write the proportion equation
556,930.68 : 768,565.04 = 302,281.92 : x - Step 2: Convert to fraction form
556,930.68/768,565.04 = 302,281.92/x - Step 3: Cross multiply
556,930.68x = 768,565.04 × 302,281.92 - Step 4: Simplify right side
556,930.68x = 232,323,315,936.08 - Step 5: Solve for x
x = 232,323,315,936.08/556,930.68 - Step 6: Final answer
x = 417,149.43
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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.