Home / 346,831.24-520,288.53-122,145.25

Finding the Fourth Proportional to 346,831.24, 520,288.53 and 122,145.25

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Solution

The fourth proportional to 346,831.24, 520,288.53 and 122,145.25 is: 183,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,831.24 : 520,288.53 = 122,145.25 : x
  2. Step 2: Convert to fraction form
    346,831.24/520,288.53 = 122,145.25/x
  3. Step 3: Cross multiply
    346,831.24x = 520,288.53 × 122,145.25
  4. Step 4: Simplify right side
    346,831.24x = 63,550,772,568.98
  5. Step 5: Solve for x
    x = 63,550,772,568.98/346,831.24
  6. Step 6: Final answer
    x = 183,232.55

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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.