Finding the Fourth Proportional to 524,888.08, 724,385.64 and 298,520.08
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Solution
The fourth proportional to 524,888.08, 724,385.64 and 298,520.08 is: 411,980.51
Step by Step Solution
- Step 1: Write the proportion equation
524,888.08 : 724,385.64 = 298,520.08 : x - Step 2: Convert to fraction form
524,888.08/724,385.64 = 298,520.08/x - Step 3: Cross multiply
524,888.08x = 724,385.64 × 298,520.08 - Step 4: Simplify right side
524,888.08x = 216,243,659,203.65 - Step 5: Solve for x
x = 216,243,659,203.65/524,888.08 - Step 6: Final answer
x = 411,980.51
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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.