Home / 302,373.36-417,278.39-173,309.04

Finding the Fourth Proportional to 302,373.36, 417,278.39 and 173,309.04

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Solution

The fourth proportional to 302,373.36, 417,278.39 and 173,309.04 is: 239,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,373.36 : 417,278.39 = 173,309.04 : x
  2. Step 2: Convert to fraction form
    302,373.36/417,278.39 = 173,309.04/x
  3. Step 3: Cross multiply
    302,373.36x = 417,278.39 × 173,309.04
  4. Step 4: Simplify right side
    302,373.36x = 72,318,116,317.10
  5. Step 5: Solve for x
    x = 72,318,116,317.10/302,373.36
  6. Step 6: Final answer
    x = 239,168.28

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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.