Finding the Fourth Proportional to 493,209.08, 680,628.50 and 266,854.58
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Solution
The fourth proportional to 493,209.08, 680,628.50 and 266,854.58 is: 368,259.30
Step by Step Solution
- Step 1: Write the proportion equation
493,209.08 : 680,628.50 = 266,854.58 : x - Step 2: Convert to fraction form
493,209.08/680,628.50 = 266,854.58/x - Step 3: Cross multiply
493,209.08x = 680,628.50 × 266,854.58 - Step 4: Simplify right side
493,209.08x = 181,628,832,503.53 - Step 5: Solve for x
x = 181,628,832,503.53/493,209.08 - Step 6: Final answer
x = 368,259.30
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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.