Home / 873,397.46-1,309,317.03-340,794.58

Finding the Fourth Proportional to 873,397.46, 1,309,317.03 and 340,794.58

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Solution

The fourth proportional to 873,397.46, 1,309,317.03 and 340,794.58 is: 510,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,397.46 : 1,309,317.03 = 340,794.58 : x
  2. Step 2: Convert to fraction form
    873,397.46/1,309,317.03 = 340,794.58/x
  3. Step 3: Cross multiply
    873,397.46x = 1,309,317.03 × 340,794.58
  4. Step 4: Simplify right side
    873,397.46x = 446,208,150,240.32
  5. Step 5: Solve for x
    x = 446,208,150,240.32/873,397.46
  6. Step 6: Final answer
    x = 510,887.85

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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.