Home / 463,746.76-695,679.54-143,919.88

Finding the Fourth Proportional to 463,746.76, 695,679.54 and 143,919.88

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Solution

The fourth proportional to 463,746.76, 695,679.54 and 143,919.88 is: 215,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,746.76 : 695,679.54 = 143,919.88 : x
  2. Step 2: Convert to fraction form
    463,746.76/695,679.54 = 143,919.88/x
  3. Step 3: Cross multiply
    463,746.76x = 695,679.54 × 143,919.88
  4. Step 4: Simplify right side
    463,746.76x = 100,122,115,915.26
  5. Step 5: Solve for x
    x = 100,122,115,915.26/463,746.76
  6. Step 6: Final answer
    x = 215,898.25

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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.