Finding the Fourth Proportional to 584,545.42, 806,656.35 and 329,920.30
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Solution
The fourth proportional to 584,545.42, 806,656.35 and 329,920.30 is: 455,280.80
Step by Step Solution
- Step 1: Write the proportion equation
584,545.42 : 806,656.35 = 329,920.30 : x - Step 2: Convert to fraction form
584,545.42/806,656.35 = 329,920.30/x - Step 3: Cross multiply
584,545.42x = 806,656.35 × 329,920.30 - Step 4: Simplify right side
584,545.42x = 266,132,304,988.91 - Step 5: Solve for x
x = 266,132,304,988.91/584,545.42 - Step 6: Final answer
x = 455,280.80
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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.