Finding the Fourth Proportional to 539,617.76, 744,652.99 and 297,895.15
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Solution
The fourth proportional to 539,617.76, 744,652.99 and 297,895.15 is: 411,084.52
Step by Step Solution
- Step 1: Write the proportion equation
539,617.76 : 744,652.99 = 297,895.15 : x - Step 2: Convert to fraction form
539,617.76/744,652.99 = 297,895.15/x - Step 3: Cross multiply
539,617.76x = 744,652.99 × 297,895.15 - Step 4: Simplify right side
539,617.76x = 221,828,511,547.63 - Step 5: Solve for x
x = 221,828,511,547.63/539,617.76 - Step 6: Final answer
x = 411,084.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.