Home / 474,844.40-655,347.86-270,848.60

Finding the Fourth Proportional to 474,844.40, 655,347.86 and 270,848.60

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Solution

The fourth proportional to 474,844.40, 655,347.86 and 270,848.60 is: 373,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,844.40 : 655,347.86 = 270,848.60 : x
  2. Step 2: Convert to fraction form
    474,844.40/655,347.86 = 270,848.60/x
  3. Step 3: Cross multiply
    474,844.40x = 655,347.86 × 270,848.60
  4. Step 4: Simplify right side
    474,844.40x = 177,500,050,394.00
  5. Step 5: Solve for x
    x = 177,500,050,394.00/474,844.40
  6. Step 6: Final answer
    x = 373,806.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.