Finding the Fourth Proportional to 458,579.63, 688,014.74 and 357,723.48
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Solution
The fourth proportional to 458,579.63, 688,014.74 and 357,723.48 is: 536,698.56
Step by Step Solution
- Step 1: Write the proportion equation
458,579.63 : 688,014.74 = 357,723.48 : x - Step 2: Convert to fraction form
458,579.63/688,014.74 = 357,723.48/x - Step 3: Cross multiply
458,579.63x = 688,014.74 × 357,723.48 - Step 4: Simplify right side
458,579.63x = 246,119,027,084.10 - Step 5: Solve for x
x = 246,119,027,084.10/458,579.63 - Step 6: Final answer
x = 536,698.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.