Home / 487,964.28-673,237.26-273,070.20

Finding the Fourth Proportional to 487,964.28, 673,237.26 and 273,070.20

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Solution

The fourth proportional to 487,964.28, 673,237.26 and 273,070.20 is: 376,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,964.28 : 673,237.26 = 273,070.20 : x
  2. Step 2: Convert to fraction form
    487,964.28/673,237.26 = 273,070.20/x
  3. Step 3: Cross multiply
    487,964.28x = 673,237.26 × 273,070.20
  4. Step 4: Simplify right side
    487,964.28x = 183,841,033,235.65
  5. Step 5: Solve for x
    x = 183,841,033,235.65/487,964.28
  6. Step 6: Final answer
    x = 376,751.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.