Finding the Fourth Proportional to 617,358.60, 926,073.74 and 238,281.44
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Solution
The fourth proportional to 617,358.60, 926,073.74 and 238,281.44 is: 357,435.99
Step by Step Solution
- Step 1: Write the proportion equation
617,358.60 : 926,073.74 = 238,281.44 : x - Step 2: Convert to fraction form
617,358.60/926,073.74 = 238,281.44/x - Step 3: Cross multiply
617,358.60x = 926,073.74 × 238,281.44 - Step 4: Simplify right side
617,358.60x = 220,666,184,313.39 - Step 5: Solve for x
x = 220,666,184,313.39/617,358.60 - Step 6: Final answer
x = 357,435.99
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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.