Home / 1,013,277.06-1,519,914.36-480,507.42

Finding the Fourth Proportional to 1,013,277.06, 1,519,914.36 and 480,507.42

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Solution

The fourth proportional to 1,013,277.06, 1,519,914.36 and 480,507.42 is: 720,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,277.06 : 1,519,914.36 = 480,507.42 : x
  2. Step 2: Convert to fraction form
    1,013,277.06/1,519,914.36 = 480,507.42/x
  3. Step 3: Cross multiply
    1,013,277.06x = 1,519,914.36 × 480,507.42
  4. Step 4: Simplify right side
    1,013,277.06x = 730,330,127,744.55
  5. Step 5: Solve for x
    x = 730,330,127,744.55/1,013,277.06
  6. Step 6: Final answer
    x = 720,760.55

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Double scale
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1.5x scale

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.