Finding the Fourth Proportional to 524,886.08, 724,382.88 and 298,518.08
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Solution
The fourth proportional to 524,886.08, 724,382.88 and 298,518.08 is: 411,977.75
Step by Step Solution
- Step 1: Write the proportion equation
524,886.08 : 724,382.88 = 298,518.08 : x - Step 2: Convert to fraction form
524,886.08/724,382.88 = 298,518.08/x - Step 3: Cross multiply
524,886.08x = 724,382.88 × 298,518.08 - Step 4: Simplify right side
524,886.08x = 216,241,386,522.47 - Step 5: Solve for x
x = 216,241,386,522.47/524,886.08 - Step 6: Final answer
x = 411,977.75
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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.