Home / 782,721.56-1,174,037.36-464,892.26

Finding the Fourth Proportional to 782,721.56, 1,174,037.36 and 464,892.26

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Solution

The fourth proportional to 782,721.56, 1,174,037.36 and 464,892.26 is: 697,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,721.56 : 1,174,037.36 = 464,892.26 : x
  2. Step 2: Convert to fraction form
    782,721.56/1,174,037.36 = 464,892.26/x
  3. Step 3: Cross multiply
    782,721.56x = 1,174,037.36 × 464,892.26
  4. Step 4: Simplify right side
    782,721.56x = 545,800,881,614.83
  5. Step 5: Solve for x
    x = 545,800,881,614.83/782,721.56
  6. Step 6: Final answer
    x = 697,311.67

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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.