Finding the Fourth Proportional to 553,349.70, 829,368.45 and 496,925.10
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Solution
The fourth proportional to 553,349.70, 829,368.45 and 496,925.10 is: 744,798.45
Step by Step Solution
- Step 1: Write the proportion equation
553,349.70 : 829,368.45 = 496,925.10 : x - Step 2: Convert to fraction form
553,349.70/829,368.45 = 496,925.10/x - Step 3: Cross multiply
553,349.70x = 829,368.45 × 496,925.10 - Step 4: Simplify right side
553,349.70x = 412,133,999,953.10 - Step 5: Solve for x
x = 412,133,999,953.10/553,349.70 - Step 6: Final answer
x = 744,798.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.