Home / 630,831.38-946,246.97-348,318.25

Finding the Fourth Proportional to 630,831.38, 946,246.97 and 348,318.25

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Solution

The fourth proportional to 630,831.38, 946,246.97 and 348,318.25 is: 522,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,831.38 : 946,246.97 = 348,318.25 : x
  2. Step 2: Convert to fraction form
    630,831.38/946,246.97 = 348,318.25/x
  3. Step 3: Cross multiply
    630,831.38x = 946,246.97 × 348,318.25
  4. Step 4: Simplify right side
    630,831.38x = 329,595,087,163.38
  5. Step 5: Solve for x
    x = 329,595,087,163.38/630,831.38
  6. Step 6: Final answer
    x = 522,477.32

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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.