Finding the Fourth Proportional to 372,688.08, 514,318.80 and 202,931.52
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Solution
The fourth proportional to 372,688.08, 514,318.80 and 202,931.52 is: 280,050.53
Step by Step Solution
- Step 1: Write the proportion equation
372,688.08 : 514,318.80 = 202,931.52 : x - Step 2: Convert to fraction form
372,688.08/514,318.80 = 202,931.52/x - Step 3: Cross multiply
372,688.08x = 514,318.80 × 202,931.52 - Step 4: Simplify right side
372,688.08x = 104,371,495,848.58 - Step 5: Solve for x
x = 104,371,495,848.58/372,688.08 - Step 6: Final answer
x = 280,050.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.