Home / 302,831.23-417,882.78-175,515.04

Finding the Fourth Proportional to 302,831.23, 417,882.78 and 175,515.04

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Solution

The fourth proportional to 302,831.23, 417,882.78 and 175,515.04 is: 242,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,831.23 : 417,882.78 = 175,515.04 : x
  2. Step 2: Convert to fraction form
    302,831.23/417,882.78 = 175,515.04/x
  3. Step 3: Cross multiply
    302,831.23x = 417,882.78 × 175,515.04
  4. Step 4: Simplify right side
    302,831.23x = 73,344,712,847.01
  5. Step 5: Solve for x
    x = 73,344,712,847.01/302,831.23
  6. Step 6: Final answer
    x = 242,196.66

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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.