Home / 409,862.02-614,794.56-125,551.45

Finding the Fourth Proportional to 409,862.02, 614,794.56 and 125,551.45

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Solution

The fourth proportional to 409,862.02, 614,794.56 and 125,551.45 is: 188,327.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,862.02 : 614,794.56 = 125,551.45 : x
  2. Step 2: Convert to fraction form
    409,862.02/614,794.56 = 125,551.45/x
  3. Step 3: Cross multiply
    409,862.02x = 614,794.56 × 125,551.45
  4. Step 4: Simplify right side
    409,862.02x = 77,188,348,460.11
  5. Step 5: Solve for x
    x = 77,188,348,460.11/409,862.02
  6. Step 6: Final answer
    x = 188,327.64

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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.