Finding the Fourth Proportional to 563,214.96, 840,592.26 and 486,977.04
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Solution
The fourth proportional to 563,214.96, 840,592.26 and 486,977.04 is: 726,807.99
Step by Step Solution
- Step 1: Write the proportion equation
563,214.96 : 840,592.26 = 486,977.04 : x - Step 2: Convert to fraction form
563,214.96/840,592.26 = 486,977.04/x - Step 3: Cross multiply
563,214.96x = 840,592.26 × 486,977.04 - Step 4: Simplify right side
563,214.96x = 409,349,130,621.71 - Step 5: Solve for x
x = 409,349,130,621.71/563,214.96 - Step 6: Final answer
x = 726,807.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.