Finding the Fourth Proportional to 986,298.24, 1,478,219.52 and 453,252.48
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Solution
The fourth proportional to 986,298.24, 1,478,219.52 and 453,252.48 is: 679,314.47
Step by Step Solution
- Step 1: Write the proportion equation
986,298.24 : 1,478,219.52 = 453,252.48 : x - Step 2: Convert to fraction form
986,298.24/1,478,219.52 = 453,252.48/x - Step 3: Cross multiply
986,298.24x = 1,478,219.52 × 453,252.48 - Step 4: Simplify right side
986,298.24x = 670,006,663,424.41 - Step 5: Solve for x
x = 670,006,663,424.41/986,298.24 - Step 6: Final answer
x = 679,314.47
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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.