Finding the Fourth Proportional to 899,454.62, 1,241,467.80 and 512,498.18
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Solution
The fourth proportional to 899,454.62, 1,241,467.80 and 512,498.18 is: 707,373.08
Step by Step Solution
- Step 1: Write the proportion equation
899,454.62 : 1,241,467.80 = 512,498.18 : x - Step 2: Convert to fraction form
899,454.62/1,241,467.80 = 512,498.18/x - Step 3: Cross multiply
899,454.62x = 1,241,467.80 × 512,498.18 - Step 4: Simplify right side
899,454.62x = 636,249,988,028.60 - Step 5: Solve for x
x = 636,249,988,028.60/899,454.62 - Step 6: Final answer
x = 707,373.08
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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.