Home / 487,973.53-673,250.03-273,079.45

Finding the Fourth Proportional to 487,973.53, 673,250.03 and 273,079.45

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Solution

The fourth proportional to 487,973.53, 673,250.03 and 273,079.45 is: 376,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,973.53 : 673,250.03 = 273,079.45 : x
  2. Step 2: Convert to fraction form
    487,973.53/673,250.03 = 273,079.45/x
  3. Step 3: Cross multiply
    487,973.53x = 673,250.03 × 273,079.45
  4. Step 4: Simplify right side
    487,973.53x = 183,850,746,539.49
  5. Step 5: Solve for x
    x = 183,850,746,539.49/487,973.53
  6. Step 6: Final answer
    x = 376,763.77

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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.