Home / 461,914.12-692,929.50-146,258.20

Finding the Fourth Proportional to 461,914.12, 692,929.50 and 146,258.20

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Solution

The fourth proportional to 461,914.12, 692,929.50 and 146,258.20 is: 219,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,914.12 : 692,929.50 = 146,258.20 : x
  2. Step 2: Convert to fraction form
    461,914.12/692,929.50 = 146,258.20/x
  3. Step 3: Cross multiply
    461,914.12x = 692,929.50 × 146,258.20
  4. Step 4: Simplify right side
    461,914.12x = 101,346,621,396.90
  5. Step 5: Solve for x
    x = 101,346,621,396.90/461,914.12
  6. Step 6: Final answer
    x = 219,405.77

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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.