Home / 504,459.10-756,732.06-144,631.36

Finding the Fourth Proportional to 504,459.10, 756,732.06 and 144,631.36

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Solution

The fourth proportional to 504,459.10, 756,732.06 and 144,631.36 is: 216,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,459.10 : 756,732.06 = 144,631.36 : x
  2. Step 2: Convert to fraction form
    504,459.10/756,732.06 = 144,631.36/x
  3. Step 3: Cross multiply
    504,459.10x = 756,732.06 × 144,631.36
  4. Step 4: Simplify right side
    504,459.10x = 109,447,186,993.40
  5. Step 5: Solve for x
    x = 109,447,186,993.40/504,459.10
  6. Step 6: Final answer
    x = 216,959.49

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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.