Finding the Fourth Proportional to 630,312.84, 945,661.86 and 377,874.36
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Solution
The fourth proportional to 630,312.84, 945,661.86 and 377,874.36 is: 566,927.00
Step by Step Solution
- Step 1: Write the proportion equation
630,312.84 : 945,661.86 = 377,874.36 : x - Step 2: Convert to fraction form
630,312.84/945,661.86 = 377,874.36/x - Step 3: Cross multiply
630,312.84x = 945,661.86 × 377,874.36 - Step 4: Simplify right side
630,312.84x = 357,341,370,123.91 - Step 5: Solve for x
x = 357,341,370,123.91/630,312.84 - Step 6: Final answer
x = 566,927.00
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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.