Home / 941,715.46-1,412,421.85-258,442.67

Finding the Fourth Proportional to 941,715.46, 1,412,421.85 and 258,442.67

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Solution

The fourth proportional to 941,715.46, 1,412,421.85 and 258,442.67 is: 387,622.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,715.46 : 1,412,421.85 = 258,442.67 : x
  2. Step 2: Convert to fraction form
    941,715.46/1,412,421.85 = 258,442.67/x
  3. Step 3: Cross multiply
    941,715.46x = 1,412,421.85 × 258,442.67
  4. Step 4: Simplify right side
    941,715.46x = 365,030,074,080.34
  5. Step 5: Solve for x
    x = 365,030,074,080.34/941,715.46
  6. Step 6: Final answer
    x = 387,622.47

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Double scale
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1.5x scale

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.