Home / 409,968.30-614,952.45-144,029.10

Finding the Fourth Proportional to 409,968.30, 614,952.45 and 144,029.10

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Solution

The fourth proportional to 409,968.30, 614,952.45 and 144,029.10 is: 216,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,968.30 : 614,952.45 = 144,029.10 : x
  2. Step 2: Convert to fraction form
    409,968.30/614,952.45 = 144,029.10/x
  3. Step 3: Cross multiply
    409,968.30x = 614,952.45 × 144,029.10
  4. Step 4: Simplify right side
    409,968.30x = 88,571,047,916.30
  5. Step 5: Solve for x
    x = 88,571,047,916.30/409,968.30
  6. Step 6: Final answer
    x = 216,043.65

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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.