Finding the Fourth Proportional to 928,545.53, 1,281,658.55 and 546,793.74
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Solution
The fourth proportional to 928,545.53, 1,281,658.55 and 546,793.74 is: 754,731.84
Step by Step Solution
- Step 1: Write the proportion equation
928,545.53 : 1,281,658.55 = 546,793.74 : x - Step 2: Convert to fraction form
928,545.53/1,281,658.55 = 546,793.74/x - Step 3: Cross multiply
928,545.53x = 1,281,658.55 × 546,793.74 - Step 4: Simplify right side
928,545.53x = 700,802,869,223.51 - Step 5: Solve for x
x = 700,802,869,223.51/928,545.53 - Step 6: Final answer
x = 754,731.84
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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.