Home / 376,831.20-565,319.04-124,184.64

Finding the Fourth Proportional to 376,831.20, 565,319.04 and 124,184.64

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Solution

The fourth proportional to 376,831.20, 565,319.04 and 124,184.64 is: 186,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,831.20 : 565,319.04 = 124,184.64 : x
  2. Step 2: Convert to fraction form
    376,831.20/565,319.04 = 124,184.64/x
  3. Step 3: Cross multiply
    376,831.20x = 565,319.04 × 124,184.64
  4. Step 4: Simplify right side
    376,831.20x = 70,203,941,467.55
  5. Step 5: Solve for x
    x = 70,203,941,467.55/376,831.20
  6. Step 6: Final answer
    x = 186,300.77

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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.