Home / 413,261.40-619,746.30-147,030.60

Finding the Fourth Proportional to 413,261.40, 619,746.30 and 147,030.60

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Solution

The fourth proportional to 413,261.40, 619,746.30 and 147,030.60 is: 220,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,261.40 : 619,746.30 = 147,030.60 : x
  2. Step 2: Convert to fraction form
    413,261.40/619,746.30 = 147,030.60/x
  3. Step 3: Cross multiply
    413,261.40x = 619,746.30 × 147,030.60
  4. Step 4: Simplify right side
    413,261.40x = 91,121,670,336.78
  5. Step 5: Solve for x
    x = 91,121,670,336.78/413,261.40
  6. Step 6: Final answer
    x = 220,494.03

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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.