Finding the Fourth Proportional to 530,919.20, 732,615.36 and 326,937.44
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Solution
The fourth proportional to 530,919.20, 732,615.36 and 326,937.44 is: 451,140.95
Step by Step Solution
- Step 1: Write the proportion equation
530,919.20 : 732,615.36 = 326,937.44 : x - Step 2: Convert to fraction form
530,919.20/732,615.36 = 326,937.44/x - Step 3: Cross multiply
530,919.20x = 732,615.36 × 326,937.44 - Step 4: Simplify right side
530,919.20x = 239,519,390,303.08 - Step 5: Solve for x
x = 239,519,390,303.08/530,919.20 - Step 6: Final answer
x = 451,140.95
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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.